1012202122112 has 32 divisors (see below), whose sum is σ = 2029850734800. Its totient is φ = 502749388800.

The previous prime is 1012202122103. The next prime is 1012202122159. The reversal of 1012202122112 is 2112212022101.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 26165537 + ... + 26204192.

Almost surely, 2^{1012202122112} is an apocalyptic number.

It is an amenable number.

1012202122112 is an abundant number, since it is smaller than the sum of its proper divisors (1017648612688).

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

1012202122112 is an equidigital number, since it uses as much as digits as its factorization.

1012202122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52369894 (or 52369882 counting only the distinct ones).

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

Adding to 1012202122112 its reverse (2112212022101), we get a palindrome (3124414144213).

The spelling of 1012202122112 in words is "one trillion, twelve billion, two hundred two million, one hundred twenty-two thousand, one hundred twelve".