1228760355112 has 32 divisors (see below), whose sum is σ = 2394667072800. Its totient is φ = 590383281600.

The previous prime is 1228760355077. The next prime is 1228760355289. The reversal of 1228760355112 is 2115530678221.

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, 12501714 + ... + 12599617.

It is an arithmetic number, because the mean of its divisors is an integer number (74833346025).

Almost surely, 2^{1228760355112} is an apocalyptic number.

It is an amenable number.

1228760355112 is a deficient number, since it is larger than the sum of its proper divisors (1165906717688).

1228760355112 is a wasteful number, since it uses less digits than its factorization.

1228760355112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25101577 (or 25101573 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 1228760355112 in words is "one trillion, two hundred twenty-eight billion, seven hundred sixty million, three hundred fifty-five thousand, one hundred twelve".