101102012022221 has 16 divisors (see below), whose sum is σ = 117273216627840. Its totient is φ = 85362899751360.

The previous prime is 101102012022169. The next prime is 101102012022227. The reversal of 101102012022221 is 122220210201101.

It is not a de Polignac number, because 101102012022221 - 2⁶ = 101102012022157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101102012022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102012022227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12566891 + ... + 18977111.

It is an arithmetic number, because the mean of its divisors is an integer number (7329576039240).

Almost surely, 2^{101102012022221} is an apocalyptic number.

It is an amenable number.

101102012022221 is a deficient number, since it is larger than the sum of its proper divisors (16171204605619).

101102012022221 is an equidigital number, since it uses as much as digits as its factorization.

101102012022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6443924.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101102012022221 its reverse (122220210201101), we get a palindrome (223322222223322).

The spelling of 101102012022221 in words is "one hundred one trillion, one hundred two billion, twelve million, twenty-two thousand, two hundred twenty-one".