119212211921 has 16 divisors (see below), whose sum is σ = 130966659648. Its totient is φ = 107613196800.

The previous prime is 119212211893. The next prime is 119212211933. The reversal of 119212211921 is 129112212911.

It is a cyclic number.

It is not a de Polignac number, because 119212211921 - 2⁶ = 119212211857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (119212211621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855101 + ... + 984693.

It is an arithmetic number, because the mean of its divisors is an integer number (8185416228).

Almost surely, 2^119212211921 is an apocalyptic number.

119212211921 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

119212211921 is a deficient number, since it is larger than the sum of its proper divisors (11754447727).

119212211921 is a wasteful number, since it uses less digits than its factorization.

119212211921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130192.

The product of its digits is 1296, while the sum is 32.

It can be divided in two parts, 119212 and 211921, that added together give a palindrome (331133).

The spelling of 119212211921 in words is "one hundred nineteen billion, two hundred twelve million, two hundred eleven thousand, nine hundred twenty-one".