2220132311021 has 8 divisors (see below), whose sum is σ = 2241054951264. Its totient is φ = 2199212888400.

The previous prime is 2220132310969. The next prime is 2220132311041. The reversal of 2220132311021 is 1201132310222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220132311021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220132310984 and 2220132311002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220132311041) 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, 593471 + ... + 2189171.

It is an arithmetic number, because the mean of its divisors is an integer number (280131868908).

Almost surely, 2^{2220132311021} is an apocalyptic number.

It is an amenable number.

2220132311021 is a deficient number, since it is larger than the sum of its proper divisors (20922640243).

2220132311021 is a wasteful number, since it uses less digits than its factorization.

2220132311021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608811.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2220132311021 its reverse (1201132310222), we get a palindrome (3421264621243).

The spelling of 2220132311021 in words is "two trillion, two hundred twenty billion, one hundred thirty-two million, three hundred eleven thousand, twenty-one".