20132202001231 has 4 divisors (see below), whose sum is σ = 21316449177792. Its totient is φ = 18947954824672.

The previous prime is 20132202001229. The next prime is 20132202001291. The reversal of 20132202001231 is 13210020223102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20132202001231 - 2¹ = 20132202001229 is a prime.

It is a super-2 number, since 2×20132202001231² (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 = 20132202001199 and 20132202001208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132202001291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 592123588255 + ... + 592123588288.

It is an arithmetic number, because the mean of its divisors is an integer number (5329112294448).

Almost surely, 2^{20132202001231} is an apocalyptic number.

20132202001231 is a deficient number, since it is larger than the sum of its proper divisors (1184247176561).

20132202001231 is a wasteful number, since it uses less digits than its factorization.

20132202001231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184247176560.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20132202001231 its reverse (13210020223102), we get a palindrome (33342222224333).

The spelling of 20132202001231 in words is "twenty trillion, one hundred thirty-two billion, two hundred two million, one thousand, two hundred thirty-one".