1021104432 has 30 divisors (see below), whose sum is σ = 2857674612. Its totient is φ = 340368096.

The previous prime is 1021104401. The next prime is 1021104449. The reversal of 1021104432 is 2344011201.

1021104432 is a `hidden beast` number, since 10 + 211 + 0 + 443 + 2 = 666.

1021104432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1021104432² = 2085308522100085248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3545358 + ... + 3545645.

Almost surely, 2^1021104432 is an apocalyptic number.

1021104432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021104432 is an abundant number, since it is smaller than the sum of its proper divisors (1836570180).

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

1021104432 is a wasteful number, since it uses less digits than its factorization.

1021104432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7091017 (or 7091008 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1021104432 is about 31954.7247210800. The cubic root of 1021104432 is about 1006.9858943039.

Adding to 1021104432 its reverse (2344011201), we get a palindrome (3365115633).

The spelling of 1021104432 in words is "one billion, twenty-one million, one hundred four thousand, four hundred thirty-two".