122511432223061 has 4 divisors (see below), whose sum is σ = 140013065397792. Its totient is φ = 105009799048332.

The previous prime is 122511432223027. The next prime is 122511432223069. The reversal of 122511432223061 is 160322234115221.

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 122511432223061 - 2³⁴ = 122494252353877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122511432223069) 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, 8750816587355 + ... + 8750816587368.

It is an arithmetic number, because the mean of its divisors is an integer number (35003266349448).

Almost surely, 2^{122511432223061} is an apocalyptic number.

It is an amenable number.

122511432223061 is a deficient number, since it is larger than the sum of its proper divisors (17501633174731).

122511432223061 is an equidigital number, since it uses as much as digits as its factorization.

122511432223061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17501633174730.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 122511432223061 its reverse (160322234115221), we get a palindrome (282833666338282).

The spelling of 122511432223061 in words is "one hundred twenty-two trillion, five hundred eleven billion, four hundred thirty-two million, two hundred twenty-three thousand, sixty-one".