1021112132 has 24 divisors (see below), whose sum is σ = 1802892672. Its totient is φ = 506016000.

The previous prime is 1021112111. The next prime is 1021112153. The reversal of 1021112132 is 2312111201.

It is an interprime number because it is at equal distance from previous prime (1021112111) and next prime (1021112153).

It is a super-2 number, since 2×1021112132² = 2085339972235170848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302132 + ... + 305492.

It is an arithmetic number, because the mean of its divisors is an integer number (75120528).

Almost surely, 2^1021112132 is an apocalyptic number.

It is an amenable number.

1021112132 is a deficient number, since it is larger than the sum of its proper divisors (781780540).

1021112132 is a wasteful number, since it uses less digits than its factorization.

1021112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019 (or 4017 counting only the distinct ones).

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

The square root of 1021112132 is about 31954.8452038185. The cubic root of 1021112132 is about 1006.9884254756.

Adding to 1021112132 its reverse (2312111201), we get a palindrome (3333223333).

The spelling of 1021112132 in words is "one billion, twenty-one million, one hundred twelve thousand, one hundred thirty-two".