131122221033 has 8 divisors (see below), whose sum is σ = 174889369728. Its totient is φ = 87384943184.

The previous prime is 131122221023. The next prime is 131122221103. The reversal of 131122221033 is 330122221131.

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 131122221033 - 2⁴ = 131122221017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131122221023) 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, 7457466 + ... + 7475027.

It is an arithmetic number, because the mean of its divisors is an integer number (21861171216).

Almost surely, 2^131122221033 is an apocalyptic number.

It is an amenable number.

131122221033 is a deficient number, since it is larger than the sum of its proper divisors (43767148695).

131122221033 is a wasteful number, since it uses less digits than its factorization.

131122221033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14935423.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131122221033 its reverse (330122221131), we get a palindrome (461244442164).

The spelling of 131122221033 in words is "one hundred thirty-one billion, one hundred twenty-two million, two hundred twenty-one thousand, thirty-three".