22010021032 has 8 divisors (see below), whose sum is σ = 41268789450. Its totient is φ = 11005010512.

The previous prime is 22010021027. The next prime is 22010021081. The reversal of 22010021032 is 23012001022.

It can be written as a sum of positive squares in only one way, i.e., 21540258756 + 469762276 = 146766^2 + 21674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375626307 + ... + 1375626322.

Almost surely, 2^22010021032 is an apocalyptic number.

It is an amenable number.

22010021032 is a deficient number, since it is larger than the sum of its proper divisors (19258768418).

22010021032 is a wasteful number, since it uses less digits than its factorization.

22010021032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751252635 (or 2751252631 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 22010021032 its reverse (23012001022), we get a palindrome (45022022054).

The spelling of 22010021032 in words is "twenty-two billion, ten million, twenty-one thousand, thirty-two".