2051226421112 has 48 divisors (see below), whose sum is σ = 4307239744920. Its totient is φ = 914783629760.

The previous prime is 2051226421073. The next prime is 2051226421159. The reversal of 2051226421112 is 2111246221502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19939598 + ... + 20042205.

Almost surely, 2^{2051226421112} is an apocalyptic number.

2051226421112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2051226421112 is an abundant number, since it is smaller than the sum of its proper divisors (2256013323808).

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

2051226421112 is a wasteful number, since it uses less digits than its factorization.

2051226421112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39981884 (or 39981869 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 2051226421112 in words is "two trillion, fifty-one billion, two hundred twenty-six million, four hundred twenty-one thousand, one hundred twelve".