101237344922881 has 4 divisors (see below), whose sum is σ = 101251450732612. Its totient is φ = 101223239113152.

The previous prime is 101237344922821. The next prime is 101237344922947. The reversal of 101237344922881 is 188229443732101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39178636192656 + 62058708730225 = 6259284^2 + 7877735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101237344922881 is a prime.

It is a super-2 number, since 2×101237344922881² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101237344922821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7052894100 + ... + 7052908453.

It is an arithmetic number, because the mean of its divisors is an integer number (25312862683153).

Almost surely, 2^{101237344922881} is an apocalyptic number.

It is an amenable number.

101237344922881 is a deficient number, since it is larger than the sum of its proper divisors (14105809731).

101237344922881 is an equidigital number, since it uses as much as digits as its factorization.

101237344922881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14105809730.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 101237344922881 in words is "one hundred one trillion, two hundred thirty-seven billion, three hundred forty-four million, nine hundred twenty-two thousand, eight hundred eighty-one".