102202200022021 has 8 divisors (see below), whose sum is σ = 112137779111904. Its totient is φ = 92374032598320.

The previous prime is 102202200022009. The next prime is 102202200022037. The reversal of 102202200022021 is 120220002202201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102202200022021 - 2⁵ = 102202200021989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102202200021986 and 102202200022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202200022081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26852914551 + ... + 26852918356.

It is an arithmetic number, because the mean of its divisors is an integer number (14017222388988).

Almost surely, 2^{102202200022021} is an apocalyptic number.

102202200022021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102202200022021 is a deficient number, since it is larger than the sum of its proper divisors (9935579089883).

102202200022021 is a wasteful number, since it uses less digits than its factorization.

102202200022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53705833091.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102202200022021 its reverse (120220002202201), we get a palindrome (222422202224222).

The spelling of 102202200022021 in words is "one hundred two trillion, two hundred two billion, two hundred million, twenty-two thousand, twenty-one".