102172262407 has 2 divisors, whose sum is σ = 102172262408. Its totient is φ = 102172262406.

The previous prime is 102172262393. The next prime is 102172262429. The reversal of 102172262407 is 704262271201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102172262407 - 2²⁷ = 102038044679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102172262497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51086131203 + 51086131204.

It is an arithmetic number, because the mean of its divisors is an integer number (51086131204).

Almost surely, 2^102172262407 is an apocalyptic number.

102172262407 is a deficient number, since it is larger than the sum of its proper divisors (1).

102172262407 is an equidigital number, since it uses as much as digits as its factorization.

102172262407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The spelling of 102172262407 in words is "one hundred two billion, one hundred seventy-two million, two hundred sixty-two thousand, four hundred seven".