1023121411 has 8 divisors (see below), whose sum is σ = 1104373760. Its totient is φ = 942233472.

The previous prime is 1023121409. The next prime is 1023121439. The reversal of 1023121411 is 1141213201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1023121411 - 2¹ = 1023121409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023121471) 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, 85251 + ... + 96508.

It is an arithmetic number, because the mean of its divisors is an integer number (138046720).

Almost surely, 2^1023121411 is an apocalyptic number.

1023121411 is a deficient number, since it is larger than the sum of its proper divisors (81252349).

1023121411 is a wasteful number, since it uses less digits than its factorization.

1023121411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182205.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1023121411 is about 31986.2691009752. The cubic root of 1023121411 is about 1007.6484884800.

Adding to 1023121411 its reverse (1141213201), we get a palindrome (2164334612).

The spelling of 1023121411 in words is "one billion, twenty-three million, one hundred twenty-one thousand, four hundred eleven".