201000211122 has 32 divisors (see below), whose sum is σ = 423399094272. Its totient is φ = 63488075024.

The previous prime is 201000211109. The next prime is 201000211123. The reversal of 201000211122 is 221112000102.

It is a junction number, because it is equal to n+sod(n) for n = 201000211098 and 201000211107.

It is not an unprimeable number, because it can be changed into a prime (201000211123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6791418 + ... + 6820949.

It is an arithmetic number, because the mean of its divisors is an integer number (13231221696).

Almost surely, 2^201000211122 is an apocalyptic number.

201000211122 is an abundant number, since it is smaller than the sum of its proper divisors (222398883150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201000211122 is a wasteful number, since it uses less digits than its factorization.

201000211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13612502.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201000211122 its reverse (221112000102), we get a palindrome (422112211224).

The spelling of 201000211122 in words is "two hundred one billion, two hundred eleven thousand, one hundred twenty-two".