100102122212122 has 16 divisors (see below), whose sum is σ = 152084822925672. Its totient is φ = 49411218101760.

The previous prime is 100102122212119. The next prime is 100102122212177. The reversal of 100102122212122 is 221212221201001.

It can be written as a sum of positive squares in 4 ways, for example, as 73067124380761 + 27034997831361 = 8547931^2 + 5199519^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100102122212122.

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, 1009166463 + ... + 1009265650.

Almost surely, 2^{100102122212122} is an apocalyptic number.

100102122212122 is a deficient number, since it is larger than the sum of its proper divisors (51982700713550).

100102122212122 is a wasteful number, since it uses less digits than its factorization.

100102122212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018432433.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 100102122212122 its reverse (221212221201001), we get a palindrome (321314343413123).

The spelling of 100102122212122 in words is "one hundred trillion, one hundred two billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twenty-two".