122951949042 has 32 divisors (see below), whose sum is σ = 269160897600. Its totient is φ = 37211181120.

The previous prime is 122951949037. The next prime is 122951949077. The reversal of 122951949042 is 240949159221.

It is a junction number, because it is equal to n+sod(n) for n = 122951948982 and 122951949000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12915792 + ... + 12925307.

It is an arithmetic number, because the mean of its divisors is an integer number (8411278050).

Almost surely, 2^122951949042 is an apocalyptic number.

122951949042 is an abundant number, since it is smaller than the sum of its proper divisors (146208948558).

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

122951949042 is a wasteful number, since it uses less digits than its factorization.

122951949042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25841178.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 122951949042 in words is "one hundred twenty-two billion, nine hundred fifty-one million, nine hundred forty-nine thousand, forty-two".