101020222202121 has 48 divisors (see below), whose sum is σ = 150640850680320. Its totient is φ = 65186424483840.

The previous prime is 101020222202063. The next prime is 101020222202131. The reversal of 101020222202121 is 121202222020101.

It is a happy number.

101020222202121 is a `hidden beast` number, since 101 + 0 + 20 + 222 + 202 + 121 = 666.

It is not a de Polignac number, because 101020222202121 - 2¹³ = 101020222193929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101020222202094 and 101020222202103.

It is not an unprimeable number, because it can be changed into a prime (101020222202131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104148186 + ... + 105113676.

It is an arithmetic number, because the mean of its divisors is an integer number (3138351055840).

Almost surely, 2^{101020222202121} is an apocalyptic number.

It is an amenable number.

101020222202121 is a deficient number, since it is larger than the sum of its proper divisors (49620628478199).

101020222202121 is a wasteful number, since it uses less digits than its factorization.

101020222202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967166 (or 967163 counting only the distinct ones).

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

Adding to 101020222202121 its reverse (121202222020101), we get a palindrome (222222444222222).

The spelling of 101020222202121 in words is "one hundred one trillion, twenty billion, two hundred twenty-two million, two hundred two thousand, one hundred twenty-one".