1022072723112 has 64 divisors (see below), whose sum is σ = 2949120777600. Its totient is φ = 289129478400.

The previous prime is 1022072723081. The next prime is 1022072723117. The reversal of 1022072723112 is 2113272702201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022072723112.

It is not an unprimeable number, because it can be changed into a prime (1022072723117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30100687 + ... + 30134622.

It is an arithmetic number, because the mean of its divisors is an integer number (46080012150).

Almost surely, 2^{1022072723112} is an apocalyptic number.

1022072723112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022072723112 is an abundant number, since it is smaller than the sum of its proper divisors (1927048054488).

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

1022072723112 is a wasteful number, since it uses less digits than its factorization.

1022072723112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60235426 (or 60235422 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 1022072723112 in words is "one trillion, twenty-two billion, seventy-two million, seven hundred twenty-three thousand, one hundred twelve".