10200211122021 has 4 divisors (see below), whose sum is σ = 13600281496032. Its totient is φ = 6800140748012.

The previous prime is 10200211122007. The next prime is 10200211122053. The reversal of 10200211122021 is 12022111200201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10200211122021 - 2¹⁰ = 10200211120997 is a prime.

It is a super-2 number, since 2×10200211122021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200211122061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700035187001 + ... + 1700035187006.

It is an arithmetic number, because the mean of its divisors is an integer number (3400070374008).

Almost surely, 2^{10200211122021} is an apocalyptic number.

It is an amenable number.

10200211122021 is a deficient number, since it is larger than the sum of its proper divisors (3400070374011).

10200211122021 is an equidigital number, since it uses as much as digits as its factorization.

10200211122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400070374010.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10200211122021 its reverse (12022111200201), we get a palindrome (22222322322222).

The spelling of 10200211122021 in words is "ten trillion, two hundred billion, two hundred eleven million, one hundred twenty-two thousand, twenty-one".