102196631 has 2 divisors, whose sum is σ = 102196632. Its totient is φ = 102196630.

The previous prime is 102196621. The next prime is 102196643. The reversal of 102196631 is 136691201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102196631 is a prime.

It is a super-2 number, since 2×102196631² = 20888302775500322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102196594 and 102196603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102196621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51098315 + 51098316.

It is an arithmetic number, because the mean of its divisors is an integer number (51098316).

Almost surely, 2^102196631 is an apocalyptic number.

102196631 is a deficient number, since it is larger than the sum of its proper divisors (1).

102196631 is an equidigital number, since it uses as much as digits as its factorization.

102196631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 102196631 is about 10109.2349364331. The cubic root of 102196631 is about 467.5329169345.

The spelling of 102196631 in words is "one hundred two million, one hundred ninety-six thousand, six hundred thirty-one".