210000022131 has 8 divisors (see below), whose sum is σ = 284745792960. Its totient is φ = 137627133032.

The previous prime is 210000022129. The next prime is 210000022147. The reversal of 210000022131 is 131220000012.

210000022131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210000022131 - 2¹ = 210000022129 is a prime.

It is a super-2 number, since 2×210000022131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210000022171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593220225 + ... + 593220578.

It is an arithmetic number, because the mean of its divisors is an integer number (35593224120).

Almost surely, 2^210000022131 is an apocalyptic number.

210000022131 is a deficient number, since it is larger than the sum of its proper divisors (74745770829).

210000022131 is a wasteful number, since it uses less digits than its factorization.

210000022131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186440865.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210000022131 its reverse (131220000012), we get a palindrome (341220022143).

The spelling of 210000022131 in words is "two hundred ten billion, twenty-two thousand, one hundred thirty-one".