102201212011122 has 80 divisors (see below), whose sum is σ = 262962009744192. Its totient is φ = 29061955954080.

The previous prime is 102201212011117. The next prime is 102201212011123. The reversal of 102201212011122 is 221110212102201.

102201212011122 is a `hidden beast` number, since 1 + 0 + 220 + 121 + 201 + 1 + 122 = 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 = 102201212011095 and 102201212011104.

It is not an unprimeable number, because it can be changed into a prime (102201212011123) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 213325953 + ... + 213804500.

Almost surely, 2^{102201212011122} is an apocalyptic number.

102201212011122 is an abundant number, since it is smaller than the sum of its proper divisors (160760797733070).

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

102201212011122 is a wasteful number, since it uses less digits than its factorization.

102201212011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427130685 (or 427130676 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102201212011122 its reverse (221110212102201), we get a palindrome (323311424113323).

The spelling of 102201212011122 in words is "one hundred two trillion, two hundred one billion, two hundred twelve million, eleven thousand, one hundred twenty-two".