2220001203131 has 4 divisors (see below), whose sum is σ = 2220154543200. Its totient is φ = 2219847863064.

The previous prime is 2220001203083. The next prime is 2220001203137. The reversal of 2220001203131 is 1313021000222.

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 2220001203131 - 2³⁸ = 1945123296187 is a prime.

It is a super-2 number, since 2×2220001203131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220001203137) 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, 76648316 + ... + 76677273.

It is an arithmetic number, because the mean of its divisors is an integer number (555038635800).

Almost surely, 2^{2220001203131} is an apocalyptic number.

2220001203131 is a deficient number, since it is larger than the sum of its proper divisors (153340069).

2220001203131 is a wasteful number, since it uses less digits than its factorization.

2220001203131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153340068.

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

Adding to 2220001203131 its reverse (1313021000222), we get a palindrome (3533022203353).

The spelling of 2220001203131 in words is "two trillion, two hundred twenty billion, one million, two hundred three thousand, one hundred thirty-one".