101212220100122 has 16 divisors (see below), whose sum is σ = 159808968752640. Its totient is φ = 47942570521728.

The previous prime is 101212220100119. The next prime is 101212220100139. The reversal of 101212220100122 is 221001022212101.

It is a self number, because there is not a number n which added to its sum of digits gives 101212220100122.

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, 49266503 + ... + 51279749.

It is an arithmetic number, because the mean of its divisors is an integer number (9988060547040).

Almost surely, 2^{101212220100122} is an apocalyptic number.

101212220100122 is a deficient number, since it is larger than the sum of its proper divisors (58596748652518).

101212220100122 is a wasteful number, since it uses less digits than its factorization.

101212220100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336245.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101212220100122 its reverse (221001022212101), we get a palindrome (322213242312223).

The spelling of 101212220100122 in words is "one hundred one trillion, two hundred twelve billion, two hundred twenty million, one hundred thousand, one hundred twenty-two".