2221015141331 has 6 divisors (see below), whose sum is σ = 2583629858340. Its totient is φ = 1903727263956.

The previous prime is 2221015141309. The next prime is 2221015141333. The reversal of 2221015141331 is 1331415101222.

It is a de Polignac number, because none of the positive numbers 2^k-2221015141331 is a prime.

It is a super-2 number, since 2×2221015141331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221015141331.

It is not an unprimeable number, because it can be changed into a prime (2221015141333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22663419761 + ... + 22663419858.

It is an arithmetic number, because the mean of its divisors is an integer number (430604976390).

Almost surely, 2^{2221015141331} is an apocalyptic number.

2221015141331 is a deficient number, since it is larger than the sum of its proper divisors (362614717009).

2221015141331 is an equidigital number, since it uses as much as digits as its factorization.

2221015141331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45326839633 (or 45326839626 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 2221015141331 in words is "two trillion, two hundred twenty-one billion, fifteen million, one hundred forty-one thousand, three hundred thirty-one".