1012312032 has 48 divisors (see below), whose sum is σ = 2664426240. Its totient is φ = 336534912.

The previous prime is 1012312027. The next prime is 1012312057. The reversal of 1012312032 is 2302132101.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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, 22473 + ... + 50295.

It is an arithmetic number, because the mean of its divisors is an integer number (55508880).

Almost surely, 2^1012312032 is an apocalyptic number.

1012312032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012312032 is an abundant number, since it is smaller than the sum of its proper divisors (1652114208).

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

1012312032 is a wasteful number, since it uses less digits than its factorization.

1012312032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28215 (or 28207 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1012312032 is about 31816.8513841329. The cubic root of 1012312032 is about 1004.0872820317.

Adding to 1012312032 its reverse (2302132101), we get a palindrome (3314444133).

It can be divided in two parts, 10123 and 12032, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 1012312032 in words is "one billion, twelve million, three hundred twelve thousand, thirty-two".