102011198953 has 2 divisors, whose sum is σ = 102011198954. Its totient is φ = 102011198952.

The previous prime is 102011198929. The next prime is 102011198963. The reversal of 102011198953 is 359891110201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72582825744 + 29428373209 = 269412^2 + 171547^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102011198953 is a prime.

It is not a weakly prime, because it can be changed into another prime (102011198963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005599476 + 51005599477.

It is an arithmetic number, because the mean of its divisors is an integer number (51005599477).

Almost surely, 2^102011198953 is an apocalyptic number.

It is an amenable number.

102011198953 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011198953 is an equidigital number, since it uses as much as digits as its factorization.

102011198953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 40.

The spelling of 102011198953 in words is "one hundred two billion, eleven million, one hundred ninety-eight thousand, nine hundred fifty-three".