20122233121331 has 16 divisors (see below), whose sum is σ = 23809690745568. Its totient is φ = 16796959948800.

The previous prime is 20122233121301. The next prime is 20122233121351. The reversal of 20122233121331 is 13312133222102.

It is a cyclic number.

It is not a de Polignac number, because 20122233121331 - 2¹⁴ = 20122233104947 is a prime.

It is a super-2 number, since 2×20122233121331² (a number of 27 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 20122233121331.

It is not an unprimeable number, because it can be changed into a prime (20122233121301) 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, 1312254830 + ... + 1312270163.

It is an arithmetic number, because the mean of its divisors is an integer number (1488105671598).

Almost surely, 2^{20122233121331} is an apocalyptic number.

20122233121331 is a deficient number, since it is larger than the sum of its proper divisors (3687457624237).

20122233121331 is a wasteful number, since it uses less digits than its factorization.

20122233121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624525062.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20122233121331 its reverse (13312133222102), we get a palindrome (33434366343433).

The spelling of 20122233121331 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty-three million, one hundred twenty-one thousand, three hundred thirty-one".