20332233311 has 16 divisors (see below), whose sum is σ = 22021573728. Its totient is φ = 18661104000.

The previous prime is 20332233281. The next prime is 20332233331. The reversal of 20332233311 is 11333223302.

It is a cyclic number.

It is not a de Polignac number, because 20332233311 - 2¹⁰ = 20332232287 is a prime.

It is a super-2 number, since 2×20332233311² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332233331) 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, 1674161 + ... + 1686261.

It is an arithmetic number, because the mean of its divisors is an integer number (1376348358).

Almost surely, 2^20332233311 is an apocalyptic number.

20332233311 is a deficient number, since it is larger than the sum of its proper divisors (1689340417).

20332233311 is a wasteful number, since it uses less digits than its factorization.

20332233311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12842.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20332233311 its reverse (11333223302), we get a palindrome (31665456613).

The spelling of 20332233311 in words is "twenty billion, three hundred thirty-two million, two hundred thirty-three thousand, three hundred eleven".