12115010451211 has 8 divisors (see below), whose sum is σ = 12372853893120. Its totient is φ = 11857170228648.

The previous prime is 12115010451179. The next prime is 12115010451223. The reversal of 12115010451211 is 11215401051121.

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

It is a cyclic number.

It is not a de Polignac number, because 12115010451211 - 2⁵ = 12115010451179 is a prime.

It is a super-2 number, since 2×12115010451211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12115010457211) 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, 7761670 + ... + 9190948.

It is an arithmetic number, because the mean of its divisors is an integer number (1546606736640).

Almost surely, 2^{12115010451211} is an apocalyptic number.

12115010451211 is a deficient number, since it is larger than the sum of its proper divisors (257843441909).

12115010451211 is a wasteful number, since it uses less digits than its factorization.

12115010451211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609673.

The product of its (nonzero) digits is 400, while the sum is 25.

The spelling of 12115010451211 in words is "twelve trillion, one hundred fifteen billion, ten million, four hundred fifty-one thousand, two hundred eleven".