2122200434531 has 4 divisors (see below), whose sum is σ = 2122208377200. Its totient is φ = 2122192491864.

The previous prime is 2122200434521. The next prime is 2122200434593. The reversal of 2122200434531 is 1354340022212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122200434531 - 2⁶ = 2122200434467 is a prime.

It is a super-2 number, since 2×2122200434531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122200434494 and 2122200434503.

It is not an unprimeable number, because it can be changed into a prime (2122200434521) 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, 3556076 + ... + 4109753.

It is an arithmetic number, because the mean of its divisors is an integer number (530552094300).

Almost surely, 2^{2122200434531} is an apocalyptic number.

2122200434531 is a deficient number, since it is larger than the sum of its proper divisors (7942669).

2122200434531 is an equidigital number, since it uses as much as digits as its factorization.

2122200434531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7942668.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 2122200434531 its reverse (1354340022212), we get a palindrome (3476540456743).

The spelling of 2122200434531 in words is "two trillion, one hundred twenty-two billion, two hundred million, four hundred thirty-four thousand, five hundred thirty-one".