202222002001212 has 36 divisors (see below), whose sum is σ = 515197261453056. Its totient is φ = 66876567589440.

The previous prime is 202222002001211. The next prime is 202222002001231. The reversal of 202222002001212 is 212100200222202.

202222002001212 is a `hidden beast` number, since 20 + 222 + 200 + 200 + 1 + 21 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×202222002001212³ (a number of 44 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222002001211) 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, 22115262489 + ... + 22115271632.

Almost surely, 2^{202222002001212} is an apocalyptic number.

It is an amenable number.

202222002001212 is an abundant number, since it is smaller than the sum of its proper divisors (312975259451844).

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

202222002001212 is a wasteful number, since it uses less digits than its factorization.

202222002001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44230534258 (or 44230534253 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202222002001212 its reverse (212100200222202), we get a palindrome (414322202223414).

The spelling of 202222002001212 in words is "two hundred two trillion, two hundred twenty-two billion, two million, one thousand, two hundred twelve".