110021220139 has 2 divisors, whose sum is σ = 110021220140. Its totient is φ = 110021220138.

The previous prime is 110021220131. The next prime is 110021220173. The reversal of 110021220139 is 931022120011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110021220139 - 2³ = 110021220131 is a prime.

It is not a weakly prime, because it can be changed into another prime (110021220131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010610069 + 55010610070.

It is an arithmetic number, because the mean of its divisors is an integer number (55010610070).

Almost surely, 2^110021220139 is an apocalyptic number.

110021220139 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021220139 is an equidigital number, since it uses as much as digits as its factorization.

110021220139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 110021220139 in words is "one hundred ten billion, twenty-one million, two hundred twenty thousand, one hundred thirty-nine".