102200022222021 has 32 divisors (see below), whose sum is σ = 154156237238400. Its totient is φ = 66900261104640.

The previous prime is 102200022221963. The next prime is 102200022222097. The reversal of 102200022222021 is 120222220002201.

102200022222021 is a `hidden beast` number, since 1 + 0 + 2 + 200 + 0 + 222 + 220 + 21 = 666.

It is not a de Polignac number, because 102200022222021 - 2⁹ = 102200022221509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102200022221985 and 102200022222003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102200022222721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52821111 + ... + 54721748.

It is an arithmetic number, because the mean of its divisors is an integer number (4817382413700).

Almost surely, 2^{102200022222021} is an apocalyptic number.

It is an amenable number.

102200022222021 is a deficient number, since it is larger than the sum of its proper divisors (51956215016379).

102200022222021 is a wasteful number, since it uses less digits than its factorization.

102200022222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107543506 (or 107543500 counting only the distinct ones).

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

Adding to 102200022222021 its reverse (120222220002201), we get a palindrome (222422242224222).

The spelling of 102200022222021 in words is "one hundred two trillion, two hundred billion, twenty-two million, two hundred twenty-two thousand, twenty-one".