22010999999940 has 120 divisors (see below), whose sum is σ = 78913511151552. Its totient is φ = 5031085711680.

The previous prime is 22010999999939. The next prime is 22010999999951. The reversal of 22010999999940 is 4999999901022.

22010999999940 is a `hidden beast` number, since 220 + 109 + 99 + 99 + 99 + 40 = 666.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 970491306 + ... + 970513985.

Almost surely, 2^{22010999999940} is an apocalyptic number.

22010999999940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22010999999940 is an abundant number, since it is smaller than the sum of its proper divisors (56902511151612).

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

22010999999940 is a wasteful number, since it uses less digits than its factorization.

22010999999940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941005319 (or 1941005308 counting only the distinct ones).

The product of its (nonzero) digits is 76527504, while the sum is 72.

The spelling of 22010999999940 in words is "twenty-two trillion, ten billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred forty".