101213222939 has 2 divisors, whose sum is σ = 101213222940. Its totient is φ = 101213222938.

The previous prime is 101213222899. The next prime is 101213222993. The reversal of 101213222939 is 939222312101.

Together with next prime (101213222993) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101213222939 - 2²⁰ = 101212174363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101213222899 and 101213222908.

It is not a weakly prime, because it can be changed into another prime (101213252939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606611469 + 50606611470.

It is an arithmetic number, because the mean of its divisors is an integer number (50606611470).

Almost surely, 2^101213222939 is an apocalyptic number.

101213222939 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213222939 is an equidigital number, since it uses as much as digits as its factorization.

101213222939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 101213222939 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-two thousand, nine hundred thirty-nine".