101102122222221 has 4 divisors (see below), whose sum is σ = 134802829629632. Its totient is φ = 67401414814812.

The previous prime is 101102122222207. The next prime is 101102122222223. The reversal of 101102122222221 is 122222221201101.

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 not a de Polignac number, because 101102122222221 - 2²⁹ = 101101585351309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102122222223) 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, 16850353703701 + ... + 16850353703706.

It is an arithmetic number, because the mean of its divisors is an integer number (33700707407408).

Almost surely, 2^{101102122222221} is an apocalyptic number.

It is an amenable number.

101102122222221 is a deficient number, since it is larger than the sum of its proper divisors (33700707407411).

101102122222221 is an equidigital number, since it uses as much as digits as its factorization.

101102122222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33700707407410.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 101102122222221 its reverse (122222221201101), we get a palindrome (223324343423322).

The spelling of 101102122222221 in words is "one hundred one trillion, one hundred two billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-one".