1020156176112 has 20 divisors (see below), whose sum is σ = 2635403455080. Its totient is φ = 340052058688.

The previous prime is 1020156176111. The next prime is 1020156176129. The reversal of 1020156176112 is 2116716510201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020156176111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10626626787 + ... + 10626626882.

It is an arithmetic number, because the mean of its divisors is an integer number (131770172754).

Almost surely, 2^{1020156176112} is an apocalyptic number.

1020156176112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020156176112 is an abundant number, since it is smaller than the sum of its proper divisors (1615247278968).

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

1020156176112 is a wasteful number, since it uses less digits than its factorization.

1020156176112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21253253680 (or 21253253674 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 33.

The spelling of 1020156176112 in words is "one trillion, twenty billion, one hundred fifty-six million, one hundred seventy-six thousand, one hundred twelve".