1241211801480 has 128 divisors (see below), whose sum is σ = 4479561446400. Its totient is φ = 268773679872.

The previous prime is 1241211801449. The next prime is 1241211801481. The reversal of 1241211801480 is 841081121421.

It is a super-2 number, since 2×1241211801480² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1241211801481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38869122 + ... + 38901041.

It is an arithmetic number, because the mean of its divisors is an integer number (34996573800).

Almost surely, 2^{1241211801480} is an apocalyptic number.

1241211801480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241211801480 is an abundant number, since it is smaller than the sum of its proper divisors (3238349644920).

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

1241211801480 is a wasteful number, since it uses less digits than its factorization.

1241211801480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77770203 (or 77770199 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 33.

The spelling of 1241211801480 in words is "one trillion, two hundred forty-one billion, two hundred eleven million, eight hundred one thousand, four hundred eighty".