10222100202121 has 16 divisors (see below), whose sum is σ = 10297259049600. Its totient is φ = 10147217505408.

The previous prime is 10222100202109. The next prime is 10222100202239. The reversal of 10222100202121 is 12120200122201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10222100202121 - 2³⁹ = 9672344388233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10222100202095 and 10222100202104.

It is not an unprimeable number, because it can be changed into a prime (10222100200121) 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, 688674126 + ... + 688688968.

It is an arithmetic number, because the mean of its divisors is an integer number (643578690600).

Almost surely, 2^{10222100202121} is an apocalyptic number.

It is an amenable number.

10222100202121 is a deficient number, since it is larger than the sum of its proper divisors (75158847479).

10222100202121 is a wasteful number, since it uses less digits than its factorization.

10222100202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23808.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222100202121 its reverse (12120200122201), we get a palindrome (22342300324322).

The spelling of 10222100202121 in words is "ten trillion, two hundred twenty-two billion, one hundred million, two hundred two thousand, one hundred twenty-one".