22002021131131 has 8 divisors (see below), whose sum is σ = 23447112251904. Its totient is φ = 20597636802600.

The previous prime is 22002021131047. The next prime is 22002021131201. The reversal of 22002021131131 is 13113112020022.

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

It is not a de Polignac number, because 22002021131131 - 2¹⁵ = 22002021098363 is a prime.

It is a super-2 number, since 2×22002021131131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002021131099 and 22002021131108.

It is not an unprimeable number, because it can be changed into a prime (22002021131731) 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, 10176696945 + ... + 10176699106.

It is an arithmetic number, because the mean of its divisors is an integer number (2930889031488).

Almost surely, 2^{22002021131131} is an apocalyptic number.

22002021131131 is a deficient number, since it is larger than the sum of its proper divisors (1445091120773).

22002021131131 is a wasteful number, since it uses less digits than its factorization.

22002021131131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20353396121.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 22002021131131 its reverse (13113112020022), we get a palindrome (35115133151153).

It can be divided in two parts, 2200202 and 1131131, that added together give a palindrome (3331333).

The spelling of 22002021131131 in words is "twenty-two trillion, two billion, twenty-one million, one hundred thirty-one thousand, one hundred thirty-one".