102220202211100 has 18 divisors (see below), whose sum is σ = 221817838798304. Its totient is φ = 40888080884400.

The previous prime is 102220202211047. The next prime is 102220202211107. The reversal of 102220202211100 is 1112202022201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220202211107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 511101010956 + ... + 511101011155.

Almost surely, 2^{102220202211100} is an apocalyptic number.

102220202211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220202211100 is an abundant number, since it is smaller than the sum of its proper divisors (119597636587204).

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

102220202211100 is a wasteful number, since it uses less digits than its factorization.

102220202211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022202022125 (or 1022202022118 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102220202211100 its reverse (1112202022201), we get a palindrome (103332404233301).

The spelling of 102220202211100 in words is "one hundred two trillion, two hundred twenty billion, two hundred two million, two hundred eleven thousand, one hundred".