101210002031 has 2 divisors, whose sum is σ = 101210002032. Its totient is φ = 101210002030.

The previous prime is 101210001979. The next prime is 101210002067. The reversal of 101210002031 is 130200012101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101210002031 is a prime.

It is a super-2 number, since 2×101210002031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101210002081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605001015 + 50605001016.

It is an arithmetic number, because the mean of its divisors is an integer number (50605001016).

Almost surely, 2^101210002031 is an apocalyptic number.

101210002031 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210002031 is an equidigital number, since it uses as much as digits as its factorization.

101210002031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 101210002031 its reverse (130200012101), we get a palindrome (231410014132).

The spelling of 101210002031 in words is "one hundred one billion, two hundred ten million, two thousand, thirty-one".