191102001012002 has 16 divisors (see below), whose sum is σ = 290680807522560. Its totient is φ = 94211725896288.

The previous prime is 191102001011993. The next prime is 191102001012029. The reversal of 191102001012002 is 200210100201191.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831732683 + ... + 831962414.

It is an arithmetic number, because the mean of its divisors is an integer number (18167550470160).

Almost surely, 2^{191102001012002} is an apocalyptic number.

191102001012002 is a deficient number, since it is larger than the sum of its proper divisors (99578806510558).

191102001012002 is a wasteful number, since it uses less digits than its factorization.

191102001012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663695905.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 191102001012002 its reverse (200210100201191), we get a palindrome (391312101213193).

The spelling of 191102001012002 in words is "one hundred ninety-one trillion, one hundred two billion, one million, twelve thousand, two".