101013202022221 has 4 divisors (see below), whose sum is σ = 106329686339200. Its totient is φ = 95696717705244.

The previous prime is 101013202022209. The next prime is 101013202022231. The reversal of 101013202022221 is 122220202310101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101013202022221 - 2¹³ = 101013202014029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5316484316959 = 101013202022221 / (1 + 0 + 1 + 0 + 1 + 3 + 2 + 0 + 2 + 0 + 2 + 2 + 2 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101013202022231) 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, 2658242158461 + ... + 2658242158498.

It is an arithmetic number, because the mean of its divisors is an integer number (26582421584800).

Almost surely, 2^{101013202022221} is an apocalyptic number.

It is an amenable number.

101013202022221 is a deficient number, since it is larger than the sum of its proper divisors (5316484316979).

101013202022221 is an equidigital number, since it uses as much as digits as its factorization.

101013202022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316484316978.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 101013202022221 its reverse (122220202310101), we get a palindrome (223233404332322).

The spelling of 101013202022221 in words is "one hundred one trillion, thirteen billion, two hundred two million, twenty-two thousand, two hundred twenty-one".