1202012110191 has 8 divisors (see below), whose sum is σ = 1603216875184. Its totient is φ = 801074376000.

The previous prime is 1202012110163. The next prime is 1202012110199. The reversal of 1202012110191 is 1910112102021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1202012110191 - 2⁷ = 1202012110063 is a prime.

It is a super-2 number, since 2×1202012110191² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202012110199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66747196 + ... + 66765201.

It is an arithmetic number, because the mean of its divisors is an integer number (200402109398).

Almost surely, 2^{1202012110191} is an apocalyptic number.

1202012110191 is a deficient number, since it is larger than the sum of its proper divisors (401204764993).

1202012110191 is a wasteful number, since it uses less digits than its factorization.

1202012110191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133515401.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 1202012110191 in words is "one trillion, two hundred two billion, twelve million, one hundred ten thousand, one hundred ninety-one".