1101012112139 has 2 divisors, whose sum is σ = 1101012112140. Its totient is φ = 1101012112138.

The previous prime is 1101012112087. The next prime is 1101012112177. The reversal of 1101012112139 is 9312112101011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101012112139 - 2³² = 1096717144843 is a prime.

It is a super-2 number, since 2×1101012112139² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1101012112199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550506056069 + 550506056070.

It is an arithmetic number, because the mean of its divisors is an integer number (550506056070).

Almost surely, 2^{1101012112139} is an apocalyptic number.

1101012112139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101012112139 is an equidigital number, since it uses as much as digits as its factorization.

1101012112139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 23.

The spelling of 1101012112139 in words is "one trillion, one hundred one billion, twelve million, one hundred twelve thousand, one hundred thirty-nine".