223133101020 has 72 divisors (see below), whose sum is σ = 678400444176. Its totient is φ = 59364721152.

The previous prime is 223133101019. The next prime is 223133101049. The reversal of 223133101020 is 20101331322.

223133101020 is a `hidden beast` number, since 2 + 231 + 331 + 0 + 102 + 0 = 666.

It is a super-3 number, since 3×223133101020³ (a number of 35 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 223133100984 and 223133101002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1353502 + ... + 1509381.

Almost surely, 2^223133101020 is an apocalyptic number.

223133101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223133101020 is an abundant number, since it is smaller than the sum of its proper divisors (455267343156).

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

223133101020 is a wasteful number, since it uses less digits than its factorization.

223133101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863331 (or 2863326 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 223133101020 its reverse (20101331322), we get a palindrome (243234432342).

The spelling of 223133101020 in words is "two hundred twenty-three billion, one hundred thirty-three million, one hundred one thousand, twenty".