101402021301244 has 24 divisors (see below), whose sum is σ = 177809334464160. Its totient is φ = 50599357722624.

The previous prime is 101402021301179. The next prime is 101402021301247. The reversal of 101402021301244 is 442103120204101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101402021301247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128230972 + ... + 129019324.

It is an arithmetic number, because the mean of its divisors is an integer number (7408722269340).

Almost surely, 2^{101402021301244} is an apocalyptic number.

It is an amenable number.

101402021301244 is a deficient number, since it is larger than the sum of its proper divisors (76407313162916).

101402021301244 is a wasteful number, since it uses less digits than its factorization.

101402021301244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852789 (or 852787 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 101402021301244 its reverse (442103120204101), we get a palindrome (543505141505345).

The spelling of 101402021301244 in words is "one hundred one trillion, four hundred two billion, twenty-one million, three hundred one thousand, two hundred forty-four".