101211122012122 has 8 divisors (see below), whose sum is σ = 151817483140596. Its totient is φ = 50605294298592.

The previous prime is 101211122012107. The next prime is 101211122012159. The reversal of 101211122012122 is 221210221112101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101172195116721 + 38926895401 = 10058439^2 + 197299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 101211122012122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132879043 + ... + 133638550.

Almost surely, 2^{101211122012122} is an apocalyptic number.

101211122012122 is a deficient number, since it is larger than the sum of its proper divisors (50606361128474).

101211122012122 is a wasteful number, since it uses less digits than its factorization.

101211122012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266707472.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101211122012122 its reverse (221210221112101), we get a palindrome (322421343124223).

The spelling of 101211122012122 in words is "one hundred one trillion, two hundred eleven billion, one hundred twenty-two million, twelve thousand, one hundred twenty-two".