1111120102 has 16 divisors (see below), whose sum is σ = 1771295040. Its totient is φ = 520931968.

The previous prime is 1111120099. The next prime is 1111120103. The reversal of 1111120102 is 2010211111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111120103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51598 + ... + 69889.

It is an arithmetic number, because the mean of its divisors is an integer number (110705940).

Almost surely, 2^1111120102 is an apocalyptic number.

1111120102 is a deficient number, since it is larger than the sum of its proper divisors (660174938).

1111120102 is a wasteful number, since it uses less digits than its factorization.

1111120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121775.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1111120102 is about 33333.4681963938. The cubic root of 1111120102 is about 1035.7469623220.

Adding to 1111120102 its reverse (2010211111), we get a palindrome (3121331213).

It can be divided in two parts, 11111 and 20102, that multiplied together give a palindrome (223353322).

The spelling of 1111120102 in words is "one billion, one hundred eleven million, one hundred twenty thousand, one hundred two".