12111001011002 has 16 divisors (see below), whose sum is σ = 18250811884032. Its totient is φ = 6027405521040.

The previous prime is 12111001010989. The next prime is 12111001011023. The reversal of 12111001011002 is 20011010011121.

It is a super-2 number, since 2×12111001011002² (a number of 27 digits) contains 22 as substring.

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, 749243 + ... + 4978289.

It is an arithmetic number, because the mean of its divisors is an integer number (1140675742752).

Almost surely, 2^{12111001011002} is an apocalyptic number.

12111001011002 is a deficient number, since it is larger than the sum of its proper divisors (6139810873030).

12111001011002 is a wasteful number, since it uses less digits than its factorization.

12111001011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235693.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12111001011002 its reverse (20011010011121), we get a palindrome (32122011022123).

The spelling of 12111001011002 in words is "twelve trillion, one hundred eleven billion, one million, eleven thousand, two".