10121220070939 has 2 divisors, whose sum is σ = 10121220070940. Its totient is φ = 10121220070938.

The previous prime is 10121220070931. The next prime is 10121220070957. The reversal of 10121220070939 is 93907002212101.

10121220070939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121220070939 - 2³ = 10121220070931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10121220070898 and 10121220070907.

It is not a weakly prime, because it can be changed into another prime (10121220070931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060610035469 + 5060610035470.

It is an arithmetic number, because the mean of its divisors is an integer number (5060610035470).

Almost surely, 2^{10121220070939} is an apocalyptic number.

10121220070939 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121220070939 is an equidigital number, since it uses as much as digits as its factorization.

10121220070939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The spelling of 10121220070939 in words is "ten trillion, one hundred twenty-one billion, two hundred twenty million, seventy thousand, nine hundred thirty-nine".