101210102201291 has 2 divisors, whose sum is σ = 101210102201292. Its totient is φ = 101210102201290.

The previous prime is 101210102201279. The next prime is 101210102201471. The reversal of 101210102201291 is 192102201012101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101210102201291 is a prime.

It is a super-3 number, since 3×101210102201291³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (101210102204291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605051100645 + 50605051100646.

It is an arithmetic number, because the mean of its divisors is an integer number (50605051100646).

Almost surely, 2^{101210102201291} is an apocalyptic number.

101210102201291 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210102201291 is an equidigital number, since it uses as much as digits as its factorization.

101210102201291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 101210102201291 its reverse (192102201012101), we get a palindrome (293312303213392).

The spelling of 101210102201291 in words is "one hundred one trillion, two hundred ten billion, one hundred two million, two hundred one thousand, two hundred ninety-one".