22120100984837 has 2 divisors, whose sum is σ = 22120100984838. Its totient is φ = 22120100984836.

The previous prime is 22120100984803. The next prime is 22120100984911. The reversal of 22120100984837 is 73848900102122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14528896799041 + 7591204185796 = 3811679^2 + 2755214^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120100984837 - 2⁸ = 22120100984581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22120100984791 and 22120100984800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120100981837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060050492418 + 11060050492419.

It is an arithmetic number, because the mean of its divisors is an integer number (11060050492419).

Almost surely, 2^{22120100984837} is an apocalyptic number.

It is an amenable number.

22120100984837 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120100984837 is an equidigital number, since it uses as much as digits as its factorization.

22120100984837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 22120100984837 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, nine hundred eighty-four thousand, eight hundred thirty-seven".