12154133102 has 64 divisors (see below), whose sum is σ = 20413166400. Its totient is φ = 5400944640.

The previous prime is 12154133081. The next prime is 12154133129. The reversal of 12154133102 is 20133145121.

It is a super-3 number, since 3×12154133102³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9428474 + ... + 9429762.

It is an arithmetic number, because the mean of its divisors is an integer number (318955725).

Almost surely, 2^12154133102 is an apocalyptic number.

12154133102 is a deficient number, since it is larger than the sum of its proper divisors (8259033298).

12154133102 is a wasteful number, since it uses less digits than its factorization.

12154133102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 12154133102 its reverse (20133145121), we get a palindrome (32287278223).

The spelling of 12154133102 in words is "twelve billion, one hundred fifty-four million, one hundred thirty-three thousand, one hundred two".