122660422040 has 64 divisors (see below), whose sum is σ = 297260681760. Its totient is φ = 45283138560.

The previous prime is 122660422039. The next prime is 122660422043. The reversal of 122660422040 is 40224066221.

It is a junction number, because it is equal to n+sod(n) for n = 122660421994 and 122660422012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122660422043) 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, 4526612 + ... + 4553628.

Almost surely, 2^122660422040 is an apocalyptic number.

122660422040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122660422040 is an abundant number, since it is smaller than the sum of its proper divisors (174600259720).

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

122660422040 is a wasteful number, since it uses less digits than its factorization.

122660422040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35772 (or 35768 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 122660422040 its reverse (40224066221), we get a palindrome (162884488261).

The spelling of 122660422040 in words is "one hundred twenty-two billion, six hundred sixty million, four hundred twenty-two thousand, forty".