12220011210973 has 2 divisors, whose sum is σ = 12220011210974. Its totient is φ = 12220011210972.

The previous prime is 12220011210971. The next prime is 12220011211021. The reversal of 12220011210973 is 37901211002221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8492806434564 + 3727204776409 = 2914242^2 + 1930597^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220011210973 - 2¹ = 12220011210971 is a prime.

Together with 12220011210971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220011210971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110005605486 + 6110005605487.

It is an arithmetic number, because the mean of its divisors is an integer number (6110005605487).

Almost surely, 2^{12220011210973} is an apocalyptic number.

It is an amenable number.

12220011210973 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220011210973 is an equidigital number, since it uses as much as digits as its factorization.

12220011210973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 12220011210973 in words is "twelve trillion, two hundred twenty billion, eleven million, two hundred ten thousand, nine hundred seventy-three".