1001928191201 has 16 divisors (see below), whose sum is σ = 1167625275648. Its totient is φ = 842037336000.

The previous prime is 1001928191179. The next prime is 1001928191213. The reversal of 1001928191201 is 1021918291001.

It is a happy number.

It is not a de Polignac number, because 1001928191201 - 2²⁶ = 1001861082337 is a prime.

It is a super-2 number, since 2×1001928191201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001928191501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6806570 + ... + 6952211.

It is an arithmetic number, because the mean of its divisors is an integer number (72976579728).

Almost surely, 2^{1001928191201} is an apocalyptic number.

It is an amenable number.

1001928191201 is a deficient number, since it is larger than the sum of its proper divisors (165697084447).

1001928191201 is a wasteful number, since it uses less digits than its factorization.

1001928191201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13758992.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 1001928191201 in words is "one trillion, one billion, nine hundred twenty-eight million, one hundred ninety-one thousand, two hundred one".