2132112533540 has 36 divisors (see below), whose sum is σ = 4921479597468. Its totient is φ = 775313647680.

The previous prime is 2132112533539. The next prime is 2132112533687. The reversal of 2132112533540 is 453352112312.

It can be written as a sum of positive squares in 2 ways, for example, as 1087248314944 + 1044864218596 = 1042712^2 + 1022186^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2132112533497 and 2132112533506.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 440516699 + ... + 440521538.

Almost surely, 2^{2132112533540} is an apocalyptic number.

2132112533540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2132112533540 is an abundant number, since it is smaller than the sum of its proper divisors (2789367063928).

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

2132112533540 is a wasteful number, since it uses less digits than its factorization.

2132112533540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881038268 (or 881038255 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 2132112533540 its reverse (453352112312), we get a palindrome (2585464645852).

The spelling of 2132112533540 in words is "two trillion, one hundred thirty-two billion, one hundred twelve million, five hundred thirty-three thousand, five hundred forty".