21010033011132 has 36 divisors (see below), whose sum is σ = 57936757698456. Its totient is φ = 6366676669920.

The previous prime is 21010033011127. The next prime is 21010033011157. The reversal of 21010033011132 is 23111033001012.

21010033011132 is a `hidden beast` number, since 210 + 10 + 0 + 330 + 1 + 113 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

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, 26527819063 + ... + 26527819854.

Almost surely, 2^{21010033011132} is an apocalyptic number.

21010033011132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21010033011132 is an abundant number, since it is smaller than the sum of its proper divisors (36926724687324).

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

21010033011132 is a wasteful number, since it uses less digits than its factorization.

21010033011132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53055638938 (or 53055638933 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 21010033011132 its reverse (23111033001012), we get a palindrome (44121066012144).

The spelling of 21010033011132 in words is "twenty-one trillion, ten billion, thirty-three million, eleven thousand, one hundred thirty-two".