22121006526342 has 24 divisors (see below), whose sum is σ = 48603901666320. Its totient is φ = 7269814350960.

The previous prime is 22121006526319. The next prime is 22121006526503. The reversal of 22121006526342 is 24362560012122.

22121006526342 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 10 + 0 + 6 + 5 + 2 + 634 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22121006526297 and 22121006526306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8654539617 + ... + 8654542172.

It is an arithmetic number, because the mean of its divisors is an integer number (2025162569430).

Almost surely, 2^{22121006526342} is an apocalyptic number.

22121006526342 is an abundant number, since it is smaller than the sum of its proper divisors (26482895139978).

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

22121006526342 is a wasteful number, since it uses less digits than its factorization.

22121006526342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17309081868 (or 17309081865 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 22121006526342 its reverse (24362560012122), we get a palindrome (46483566538464).

The spelling of 22121006526342 in words is "twenty-two trillion, one hundred twenty-one billion, six million, five hundred twenty-six thousand, three hundred forty-two".