101202102022221 has 24 divisors (see below), whose sum is σ = 153095858077344. Its totient is φ = 66800067325200.

The previous prime is 101202102022211. The next prime is 101202102022267. The reversal of 101202102022221 is 122220201202101.

It is a happy number.

101202102022221 is a `hidden beast` number, since 10 + 1 + 20 + 210 + 202 + 2 + 221 = 666.

It is not a de Polignac number, because 101202102022221 - 2⁶ = 101202102022157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101202102022194 and 101202102022203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101202102022211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2061705931 + ... + 2061755016.

It is an arithmetic number, because the mean of its divisors is an integer number (6378994086556).

Almost surely, 2^{101202102022221} is an apocalyptic number.

It is an amenable number.

101202102022221 is a deficient number, since it is larger than the sum of its proper divisors (51893756055123).

101202102022221 is an equidigital number, since it uses as much as digits as its factorization.

101202102022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123461063 (or 4123461051 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 101202102022221 its reverse (122220201202101), we get a palindrome (223422303224322).

The spelling of 101202102022221 in words is "one hundred one trillion, two hundred two billion, one hundred two million, twenty-two thousand, two hundred twenty-one".