101020012202122 has 16 divisors (see below), whose sum is σ = 163187067417192. Its totient is φ = 46624365627840.

The previous prime is 101020012202111. The next prime is 101020012202159. The reversal of 101020012202122 is 221202210020101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49272692341401 + 51747319860721 = 7019451^2 + 7193561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101020012202096 and 101020012202105.

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, 5761029 + ... + 15337192.

Almost surely, 2^{101020012202122} is an apocalyptic number.

101020012202122 is a deficient number, since it is larger than the sum of its proper divisors (62167055215070).

101020012202122 is a wasteful number, since it uses less digits than its factorization.

101020012202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21282393.

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

Adding to 101020012202122 its reverse (221202210020101), we get a palindrome (322222222222223).

The spelling of 101020012202122 in words is "one hundred one trillion, twenty billion, twelve million, two hundred two thousand, one hundred twenty-two".