10210222120021 has 32 divisors (see below), whose sum is σ = 13145167411200. Its totient is φ = 7699699788480.

The previous prime is 10210222119973. The next prime is 10210222120031. The reversal of 10210222120021 is 12002122201201.

It is a happy number.

It is not a de Polignac number, because 10210222120021 - 2⁷ = 10210222119893 is a prime.

It is a super-2 number, since 2×10210222120021² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10210222119977 and 10210222120004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210222120031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13784641 + ... + 14506438.

It is an arithmetic number, because the mean of its divisors is an integer number (410786481600).

Almost surely, 2^{10210222120021} is an apocalyptic number.

10210222120021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10210222120021 is a deficient number, since it is larger than the sum of its proper divisors (2934945291179).

10210222120021 is a wasteful number, since it uses less digits than its factorization.

10210222120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28291249.

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

Adding to 10210222120021 its reverse (12002122201201), we get a palindrome (22212344321222).

The spelling of 10210222120021 in words is "ten trillion, two hundred ten billion, two hundred twenty-two million, one hundred twenty thousand, twenty-one".