22042322121402 has 24 divisors (see below), whose sum is σ = 52100034105600. Its totient is φ = 6679491551880.

The previous prime is 22042322121371. The next prime is 22042322121419. The reversal of 22042322121402 is 20412122324022.

22042322121402 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 232 + 2 + 1 + 21 + 402 = 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 11 ways as a sum of consecutive naturals, for example, 55662429402 + ... + 55662429797.

It is an arithmetic number, because the mean of its divisors is an integer number (2170834754400).

Almost surely, 2^{22042322121402} is an apocalyptic number.

22042322121402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22042322121402 is an abundant number, since it is smaller than the sum of its proper divisors (30057711984198).

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

22042322121402 is a wasteful number, since it uses less digits than its factorization.

22042322121402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111324859218 (or 111324859215 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22042322121402 its reverse (20412122324022), we get a palindrome (42454444445424).

The spelling of 22042322121402 in words is "twenty-two trillion, forty-two billion, three hundred twenty-two million, one hundred twenty-one thousand, four hundred two".