1102162123 has 16 divisors (see below), whose sum is σ = 1143434880. Its totient is φ = 1061670400.

The previous prime is 1102162121. The next prime is 1102162141. The reversal of 1102162123 is 3212612011.

It is not a de Polignac number, because 1102162123 - 2¹ = 1102162121 is a prime.

It is a super-2 number, since 2×1102162123² = 2429522690751734258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1102162123.

It is not an unprimeable number, because it can be changed into a prime (1102162121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342053 + ... + 1342873.

It is an arithmetic number, because the mean of its divisors is an integer number (71464680).

Almost surely, 2^1102162123 is an apocalyptic number.

1102162123 is a deficient number, since it is larger than the sum of its proper divisors (41272757).

1102162123 is a wasteful number, since it uses less digits than its factorization.

1102162123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1102162123 is about 33198.8271328973. The cubic root of 1102162123 is about 1032.9560111679.

Adding to 1102162123 its reverse (3212612011), we get a palindrome (4314774134).

The spelling of 1102162123 in words is "one billion, one hundred two million, one hundred sixty-two thousand, one hundred twenty-three".