1241778440120 has 32 divisors (see below), whose sum is σ = 2794033429200. Its totient is φ = 496705698048.

The previous prime is 1241778440093. The next prime is 1241778440167. The reversal of 1241778440120 is 210448771421.

It is a super-2 number, since 2×1241778440120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6159476 + ... + 6357884.

Almost surely, 2^{1241778440120} is an apocalyptic number.

1241778440120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241778440120 is an abundant number, since it is smaller than the sum of its proper divisors (1552254989080).

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

1241778440120 is a wasteful number, since it uses less digits than its factorization.

1241778440120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354887 (or 354883 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 1241778440120 in words is "one trillion, two hundred forty-one billion, seven hundred seventy-eight million, four hundred forty thousand, one hundred twenty".