202011122012 has 96 divisors (see below), whose sum is σ = 420598628352. Its totient is φ = 83113744896.

The previous prime is 202011121981. The next prime is 202011122021. The reversal of 202011122012 is 210221110202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13750823 + ... + 13765505.

It is an arithmetic number, because the mean of its divisors is an integer number (4381235712).

Almost surely, 2^202011122012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202011122012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210299314176).

202011122012 is an abundant number, since it is smaller than the sum of its proper divisors (218587506340).

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

202011122012 is a wasteful number, since it uses less digits than its factorization.

202011122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14947 (or 14945 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202011122012 its reverse (210221110202), we get a palindrome (412232232214).

The spelling of 202011122012 in words is "two hundred two billion, eleven million, one hundred twenty-two thousand, twelve".