10221133020 has 96 divisors (see below), whose sum is σ = 33168393216. Its totient is φ = 2303347200.

The previous prime is 10221132991. The next prime is 10221133031. The reversal of 10221133020 is 2033112201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141561 + ... + 201200.

It is an arithmetic number, because the mean of its divisors is an integer number (345504096).

Almost surely, 2^10221133020 is an apocalyptic number.

10221133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221133020 is an abundant number, since it is smaller than the sum of its proper divisors (22947260196).

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

10221133020 is a wasteful number, since it uses less digits than its factorization.

10221133020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342851 (or 342849 counting only the distinct ones).

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

Adding to 10221133020 its reverse (2033112201), we get a palindrome (12254245221).

The spelling of 10221133020 in words is "ten billion, two hundred twenty-one million, one hundred thirty-three thousand, twenty".