1021113104 has 40 divisors (see below), whose sum is σ = 2160492672. Its totient is φ = 463662720.

The previous prime is 1021113101. The next prime is 1021113151. The reversal of 1021113104 is 4013111201.

It is not an unprimeable number, because it can be changed into a prime (1021113101) 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, 211097 + ... + 215879.

Almost surely, 2^1021113104 is an apocalyptic number.

It is an amenable number.

1021113104 is an abundant number, since it is smaller than the sum of its proper divisors (1139379568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021113104 is a wasteful number, since it uses less digits than its factorization.

1021113104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015 (or 6009 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1021113104 is about 31954.8604127760. The cubic root of 1021113104 is about 1006.9887449940.

Adding to 1021113104 its reverse (4013111201), we get a palindrome (5034224305).

The spelling of 1021113104 in words is "one billion, twenty-one million, one hundred thirteen thousand, one hundred four".