11020251631139 has 2 divisors, whose sum is σ = 11020251631140. Its totient is φ = 11020251631138.

The previous prime is 11020251631111. The next prime is 11020251631153. The reversal of 11020251631139 is 93113615202011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11020251631139 - 2¹² = 11020251627043 is a prime.

It is a super-2 number, since 2×11020251631139² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11020251631099 and 11020251631108.

It is not a weakly prime, because it can be changed into another prime (11020251631159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510125815569 + 5510125815570.

It is an arithmetic number, because the mean of its divisors is an integer number (5510125815570).

Almost surely, 2^{11020251631139} is an apocalyptic number.

11020251631139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020251631139 is an equidigital number, since it uses as much as digits as its factorization.

11020251631139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 11020251631139 in words is "eleven trillion, twenty billion, two hundred fifty-one million, six hundred thirty-one thousand, one hundred thirty-nine".