102222201209951 has 2 divisors, whose sum is σ = 102222201209952. Its totient is φ = 102222201209950.

The previous prime is 102222201209861. The next prime is 102222201209963. The reversal of 102222201209951 is 159902102222201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102222201209951 - 2¹⁸ = 102222200947807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102222201289951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111100604975 + 51111100604976.

It is an arithmetic number, because the mean of its divisors is an integer number (51111100604976).

Almost surely, 2^{102222201209951} is an apocalyptic number.

102222201209951 is a deficient number, since it is larger than the sum of its proper divisors (1).

102222201209951 is an equidigital number, since it uses as much as digits as its factorization.

102222201209951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 102222201209951 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred one million, two hundred nine thousand, nine hundred fifty-one".