122731544346 has 32 divisors (see below), whose sum is σ = 256696000128. Its totient is φ = 39046149120.

The previous prime is 122731544281. The next prime is 122731544347. The reversal of 122731544346 is 643445137221.

It is a junction number, because it is equal to n+sod(n) for n = 122731544298 and 122731544307.

It is not an unprimeable number, because it can be changed into a prime (122731544347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909975 + ... + 1036106.

It is an arithmetic number, because the mean of its divisors is an integer number (8021750004).

Almost surely, 2^122731544346 is an apocalyptic number.

122731544346 is an abundant number, since it is smaller than the sum of its proper divisors (133964455782).

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

122731544346 is a wasteful number, since it uses less digits than its factorization.

122731544346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946566.

The product of its digits is 483840, while the sum is 42.

The spelling of 122731544346 in words is "one hundred twenty-two billion, seven hundred thirty-one million, five hundred forty-four thousand, three hundred forty-six".