213022002131 has 8 divisors (see below), whose sum is σ = 218657154240. Its totient is φ = 207454337128.

The previous prime is 213022002103. The next prime is 213022002181. The reversal of 213022002131 is 131200220312.

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 213022002131 - 2¹⁰ = 213022001107 is a prime.

It is a super-2 number, since 2×213022002131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213022002181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16865381 + ... + 16878006.

It is an arithmetic number, because the mean of its divisors is an integer number (27332144280).

Almost surely, 2^213022002131 is an apocalyptic number.

213022002131 is a deficient number, since it is larger than the sum of its proper divisors (5635152109).

213022002131 is a wasteful number, since it uses less digits than its factorization.

213022002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33743553.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 213022002131 its reverse (131200220312), we get a palindrome (344222222443).

The spelling of 213022002131 in words is "two hundred thirteen billion, twenty-two million, two thousand, one hundred thirty-one".