2156101114112 has 216 divisors, whose sum is σ = 4767153175680. Its totient is φ = 972510105600.

The previous prime is 2156101114099. The next prime is 2156101114127. The reversal of 2156101114112 is 2114111016512.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3517293518 + ... + 3517294130.

Almost surely, 2^{2156101114112} is an apocalyptic number.

2156101114112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2156101114112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2383576587840).

2156101114112 is an abundant number, since it is smaller than the sum of its proper divisors (2611052061568).

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

2156101114112 is a wasteful number, since it uses less digits than its factorization.

2156101114112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 26.

The spelling of 2156101114112 in words is "two trillion, one hundred fifty-six billion, one hundred one million, one hundred fourteen thousand, one hundred twelve".