102400220022 has 16 divisors (see below), whose sum is σ = 209795573232. Its totient is φ = 33300884480.

The previous prime is 102400220009. The next prime is 102400220071. The reversal of 102400220022 is 220022004201.

102400220022 is a modest number, since divided by 220022 gives 1024 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 102400219983 and 102400220010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208130283 + ... + 208130774.

It is an arithmetic number, because the mean of its divisors is an integer number (13112223327).

Almost surely, 2^102400220022 is an apocalyptic number.

102400220022 is an abundant number, since it is smaller than the sum of its proper divisors (107395353210).

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

102400220022 is a wasteful number, since it uses less digits than its factorization.

102400220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416261103.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 102400220022 its reverse (220022004201), we get a palindrome (322422224223).

The spelling of 102400220022 in words is "one hundred two billion, four hundred million, two hundred twenty thousand, twenty-two".