131133111022133 has 4 divisors (see below), whose sum is σ = 143054302933248. Its totient is φ = 119211919111020.

The previous prime is 131133111022091. The next prime is 131133111022159. The reversal of 131133111022133 is 331220111331131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131133111022133 - 2¹² = 131133111018037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131133111022633) 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, 5960595955541 + ... + 5960595955562.

It is an arithmetic number, because the mean of its divisors is an integer number (35763575733312).

Almost surely, 2^{131133111022133} is an apocalyptic number.

It is an amenable number.

131133111022133 is a deficient number, since it is larger than the sum of its proper divisors (11921191911115).

131133111022133 is a wasteful number, since it uses less digits than its factorization.

131133111022133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11921191911114.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 131133111022133 its reverse (331220111331131), we get a palindrome (462353222353264).

The spelling of 131133111022133 in words is "one hundred thirty-one trillion, one hundred thirty-three billion, one hundred eleven million, twenty-two thousand, one hundred thirty-three".