2142001022392 has 32 divisors (see below), whose sum is σ = 5007275118720. Its totient is φ = 834545852640.

The previous prime is 2142001022353. The next prime is 2142001022401. The reversal of 2142001022392 is 2932201002412.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 2142001022392.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1738636578 + ... + 1738637809.

It is an arithmetic number, because the mean of its divisors is an integer number (156477347460).

Almost surely, 2^{2142001022392} is an apocalyptic number.

2142001022392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2142001022392 is an abundant number, since it is smaller than the sum of its proper divisors (2865274096328).

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

2142001022392 is a wasteful number, since it uses less digits than its factorization.

2142001022392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3477274411 (or 3477274407 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 2142001022392 in words is "two trillion, one hundred forty-two billion, one million, twenty-two thousand, three hundred ninety-two".