1202101201191 has 96 divisors (see below), whose sum is σ = 1884355167744. Its totient is φ = 679640544000.

The previous prime is 1202101201163. The next prime is 1202101201199. The reversal of 1202101201191 is 1911021012021.

It is not a de Polignac number, because 1202101201191 - 2⁶ = 1202101201127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202101201199) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 56487045 + ... + 56508321.

It is an arithmetic number, because the mean of its divisors is an integer number (19628699664).

Almost surely, 2^{1202101201191} is an apocalyptic number.

1202101201191 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1202101201191 is a deficient number, since it is larger than the sum of its proper divisors (682253966553).

1202101201191 is a wasteful number, since it uses less digits than its factorization.

1202101201191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21493 (or 21482 counting only the distinct ones).

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

The spelling of 1202101201191 in words is "one trillion, two hundred two billion, one hundred one million, two hundred one thousand, one hundred ninety-one".