220220323012131 has 16 divisors (see below), whose sum is σ = 316968484035840. Its totient is φ = 135196761538080.

The previous prime is 220220323012057. The next prime is 220220323012199. The reversal of 220220323012131 is 131210323022022.

It is a de Polignac number, because none of the positive numbers 2^k-220220323012131 is a prime.

It is a super-2 number, since 2×220220323012131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220220323016131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6738259255 + ... + 6738291936.

It is an arithmetic number, because the mean of its divisors is an integer number (19810530252240).

Almost surely, 2^{220220323012131} is an apocalyptic number.

220220323012131 is a deficient number, since it is larger than the sum of its proper divisors (96748161023709).

220220323012131 is a wasteful number, since it uses less digits than its factorization.

220220323012131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13476551626.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 220220323012131 its reverse (131210323022022), we get a palindrome (351430646034153).

The spelling of 220220323012131 in words is "two hundred twenty trillion, two hundred twenty billion, three hundred twenty-three million, twelve thousand, one hundred thirty-one".