22101211219937 has 2 divisors, whose sum is σ = 22101211219938. Its totient is φ = 22101211219936.

The previous prime is 22101211219933. The next prime is 22101211219951. The reversal of 22101211219937 is 73991211210122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13532951408656 + 8568259811281 = 3678716^2 + 2927159^2 .

It is a cyclic number.

It is not a de Polignac number, because 22101211219937 - 2² = 22101211219933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22101211219894 and 22101211219903.

It is not a weakly prime, because it can be changed into another prime (22101211219933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050605609968 + 11050605609969.

It is an arithmetic number, because the mean of its divisors is an integer number (11050605609969).

Almost surely, 2^{22101211219937} is an apocalyptic number.

It is an amenable number.

22101211219937 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101211219937 is an equidigital number, since it uses as much as digits as its factorization.

22101211219937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 41.

The spelling of 22101211219937 in words is "twenty-two trillion, one hundred one billion, two hundred eleven million, two hundred nineteen thousand, nine hundred thirty-seven".