11121300031973 has 2 divisors, whose sum is σ = 11121300031974. Its totient is φ = 11121300031972.

The previous prime is 11121300031967. The next prime is 11121300032071. The reversal of 11121300031973 is 37913000312111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10534815164644 + 586484867329 = 3245738^2 + 765823^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121300031973 - 2⁴ = 11121300031957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121300031903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560650015986 + 5560650015987.

It is an arithmetic number, because the mean of its divisors is an integer number (5560650015987).

Almost surely, 2^{11121300031973} is an apocalyptic number.

It is an amenable number.

11121300031973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121300031973 is an equidigital number, since it uses as much as digits as its factorization.

11121300031973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 32.

The spelling of 11121300031973 in words is "eleven trillion, one hundred twenty-one billion, three hundred million, thirty-one thousand, nine hundred seventy-three".