126220232620 has 12 divisors (see below), whose sum is σ = 265062488544. Its totient is φ = 50488093040.

The previous prime is 126220232599. The next prime is 126220232651. The reversal of 126220232620 is 26232022621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3155505796 + ... + 3155505835.

It is an arithmetic number, because the mean of its divisors is an integer number (22088540712).

Almost surely, 2^126220232620 is an apocalyptic number.

126220232620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126220232620 is an abundant number, since it is smaller than the sum of its proper divisors (138842255924).

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

126220232620 is a wasteful number, since it uses less digits than its factorization.

126220232620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311011640 (or 6311011638 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 126220232620 in words is "one hundred twenty-six billion, two hundred twenty million, two hundred thirty-two thousand, six hundred twenty".