202320020001222 has 24 divisors (see below), whose sum is σ = 438372720278064. Its totient is φ = 67438056368304.

The previous prime is 202320020001161. The next prime is 202320020001223. The reversal of 202320020001222 is 222100020023202.

202320020001222 is a `hidden beast` number, since 20 + 2 + 320 + 0 + 200 + 0 + 122 + 2 = 666.

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 = 202320020001195 and 202320020001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202320020001223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161885113 + ... + 163130100.

It is an arithmetic number, because the mean of its divisors is an integer number (18265530011586).

Almost surely, 2^{202320020001222} is an apocalyptic number.

202320020001222 is an abundant number, since it is smaller than the sum of its proper divisors (236052700276842).

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

202320020001222 is a wasteful number, since it uses less digits than its factorization.

202320020001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325049804 (or 325049801 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 202320020001222 its reverse (222100020023202), we get a palindrome (424420040024424).

The spelling of 202320020001222 in words is "two hundred two trillion, three hundred twenty billion, twenty million, one thousand, two hundred twenty-two".