122311111545052 has 12 divisors (see below), whose sum is σ = 226635294921840. Its totient is φ = 57558170138816.

The previous prime is 122311111545019. The next prime is 122311111545143. The reversal of 122311111545052 is 250545111113221.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 122311111544999 and 122311111545017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899346408352 + ... + 899346408487.

It is an arithmetic number, because the mean of its divisors is an integer number (18886274576820).

Almost surely, 2^{122311111545052} is an apocalyptic number.

It is an amenable number.

122311111545052 is a deficient number, since it is larger than the sum of its proper divisors (104324183376788).

122311111545052 is a wasteful number, since it uses less digits than its factorization.

122311111545052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798692816860 (or 1798692816858 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 34.

Adding to 122311111545052 its reverse (250545111113221), we get a palindrome (372856222658273).

The spelling of 122311111545052 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred eleven million, five hundred forty-five thousand, fifty-two".