202012002021112 has 32 divisors (see below), whose sum is σ = 381239237491200. Its totient is φ = 100348388210304.

The previous prime is 202012002021107. The next prime is 202012002021113. The reversal of 202012002021112 is 211120200210202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012002021113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583763 + ... + 20265730.

It is an arithmetic number, because the mean of its divisors is an integer number (11913726171600).

Almost surely, 2^{202012002021112} is an apocalyptic number.

It is an amenable number.

202012002021112 is a deficient number, since it is larger than the sum of its proper divisors (179227235470088).

202012002021112 is a wasteful number, since it uses less digits than its factorization.

202012002021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22856695 (or 22856691 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202012002021112 its reverse (211120200210202), we get a palindrome (413132202231314).

The spelling of 202012002021112 in words is "two hundred two trillion, twelve billion, two million, twenty-one thousand, one hundred twelve".