20133111332131 has 8 divisors (see below), whose sum is σ = 23016942432000. Its totient is φ = 17251198316808.

The previous prime is 20133111332119. The next prime is 20133111332137. The reversal of 20133111332131 is 13123311133102.

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

It is a cyclic number.

It is not a de Polignac number, because 20133111332131 - 2¹¹ = 20133111330083 is a prime.

It is a super-2 number, since 2×20133111332131² (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 = 20133111332096 and 20133111332105.

It is not an unprimeable number, because it can be changed into a prime (20133111332137) 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, 479498641 + ... + 479540626.

It is an arithmetic number, because the mean of its divisors is an integer number (2877117804000).

Almost surely, 2^{20133111332131} is an apocalyptic number.

20133111332131 is a deficient number, since it is larger than the sum of its proper divisors (2883831099869).

20133111332131 is an equidigital number, since it uses as much as digits as its factorization.

20133111332131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959042273.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 20133111332131 its reverse (13123311133102), we get a palindrome (33256422465233).

The spelling of 20133111332131 in words is "twenty trillion, one hundred thirty-three billion, one hundred eleven million, three hundred thirty-two thousand, one hundred thirty-one".