102220211020122 has 32 divisors (see below), whose sum is σ = 244629564836160. Its totient is φ = 31452372621360.

The previous prime is 102220211020091. The next prime is 102220211020141. The reversal of 102220211020122 is 221020112022201.

It is a happy number.

102220211020122 is a `hidden beast` number, since 10 + 2 + 220 + 211 + 0 + 201 + 22 = 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 = 102220211020095 and 102220211020104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72806417404 + ... + 72806418807.

It is an arithmetic number, because the mean of its divisors is an integer number (7644673901130).

Almost surely, 2^{102220211020122} is an apocalyptic number.

102220211020122 is an abundant number, since it is smaller than the sum of its proper divisors (142409353816038).

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

102220211020122 is a wasteful number, since it uses less digits than its factorization.

102220211020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145612836235 (or 145612836229 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102220211020122 its reverse (221020112022201), we get a palindrome (323240323042323).

The spelling of 102220211020122 in words is "one hundred two trillion, two hundred twenty billion, two hundred eleven million, twenty thousand, one hundred twenty-two".