32020021101231 has 16 divisors (see below), whose sum is σ = 48540255934720. Its totient is φ = 20850246297720.

The previous prime is 32020021101197. The next prime is 32020021101239. The reversal of 32020021101231 is 13210112002023.

32020021101231 is a `hidden beast` number, since 3 + 20 + 200 + 211 + 0 + 1 + 231 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-32020021101231 is a prime.

It is a super-2 number, since 2×32020021101231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32020021101239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13789844275 + ... + 13789846596.

It is an arithmetic number, because the mean of its divisors is an integer number (3033765995920).

Almost surely, 2^{32020021101231} is an apocalyptic number.

32020021101231 is a deficient number, since it is larger than the sum of its proper divisors (16520234833489).

32020021101231 is a wasteful number, since it uses less digits than its factorization.

32020021101231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27579690923 (or 27579690917 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 32020021101231 its reverse (13210112002023), we get a palindrome (45230133103254).

The spelling of 32020021101231 in words is "thirty-two trillion, twenty billion, twenty-one million, one hundred one thousand, two hundred thirty-one".