122245542340 has 48 divisors (see below), whose sum is σ = 269027111808. Its totient is φ = 46571427584.

The previous prime is 122245542337. The next prime is 122245542371. The reversal of 122245542340 is 43245542221.

It is a junction number, because it is equal to n+sod(n) for n = 122245542296 and 122245542305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463102 + ... + 677461.

It is an arithmetic number, because the mean of its divisors is an integer number (5604731496).

Almost surely, 2^122245542340 is an apocalyptic number.

122245542340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122245542340 is an abundant number, since it is smaller than the sum of its proper divisors (146781569468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122245542340 is a wasteful number, since it uses less digits than its factorization.

122245542340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140828 (or 1140826 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 122245542340 in words is "one hundred twenty-two billion, two hundred forty-five million, five hundred forty-two thousand, three hundred forty".