1267121214200 has 48 divisors (see below), whose sum is σ = 2948222082960. Its totient is φ = 506475968000.

The previous prime is 1267121214193. The next prime is 1267121214241. The reversal of 1267121214200 is 24121217621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2055356 + ... + 2599755.

It is an arithmetic number, because the mean of its divisors is an integer number (61421293395).

Almost surely, 2^{1267121214200} is an apocalyptic number.

1267121214200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1267121214200 is an abundant number, since it is smaller than the sum of its proper divisors (1681100868760).

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

1267121214200 is a wasteful number, since it uses less digits than its factorization.

1267121214200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656488 (or 4656479 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 1267121214200 in words is "one trillion, two hundred sixty-seven billion, one hundred twenty-one million, two hundred fourteen thousand, two hundred".