201001011122122 has 16 divisors (see below), whose sum is σ = 314611982753472. Its totient is φ = 96130397550880.

The previous prime is 201001011122081. The next prime is 201001011122141. The reversal of 201001011122122 is 221221110100102.

It is a junction number, because it is equal to n+sod(n) for n = 201001011122096 and 201001011122105.

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, 3185728 + ... + 20301499.

It is an arithmetic number, because the mean of its divisors is an integer number (19663248922092).

Almost surely, 2^{201001011122122} is an apocalyptic number.

201001011122122 is a deficient number, since it is larger than the sum of its proper divisors (113610971631350).

201001011122122 is a wasteful number, since it uses less digits than its factorization.

201001011122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23673293.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201001011122122 its reverse (221221110100102), we get a palindrome (422222121222224).

The spelling of 201001011122122 in words is "two hundred one trillion, one billion, eleven million, one hundred twenty-two thousand, one hundred twenty-two".