12101120234 has 64 divisors (see below), whose sum is σ = 22541379840. Its totient is φ = 4753489920.

The previous prime is 12101120231. The next prime is 12101120257. The reversal of 12101120234 is 43202110121.

It is a super-2 number, since 2×12101120234² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (12101120231) 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, 9942794 + ... + 9944010.

It is an arithmetic number, because the mean of its divisors is an integer number (352209060).

Almost surely, 2^12101120234 is an apocalyptic number.

12101120234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12101120234 is a deficient number, since it is larger than the sum of its proper divisors (10440259606).

12101120234 is a wasteful number, since it uses less digits than its factorization.

12101120234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12101120234 its reverse (43202110121), we get a palindrome (55303230355).

The spelling of 12101120234 in words is "twelve billion, one hundred one million, one hundred twenty thousand, two hundred thirty-four".