10210202002091 has 32 divisors (see below), whose sum is σ = 12640277422080. Its totient is φ = 8031024658944.

The previous prime is 10210202001959. The next prime is 10210202002111. The reversal of 10210202002091 is 19020020201201.

It is a happy number.

It is not a de Polignac number, because 10210202002091 - 2¹⁴ = 10210201985707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10210202002591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12501326 + ... + 13292988.

It is an arithmetic number, because the mean of its divisors is an integer number (395008669440).

Almost surely, 2^{10210202002091} is an apocalyptic number.

10210202002091 is a deficient number, since it is larger than the sum of its proper divisors (2430075419989).

10210202002091 is a wasteful number, since it uses less digits than its factorization.

10210202002091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792515.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10210202002091 its reverse (19020020201201), we get a palindrome (29230222203292).

The spelling of 10210202002091 in words is "ten trillion, two hundred ten billion, two hundred two million, two thousand, ninety-one".