12111011101202 has 64 divisors (see below), whose sum is σ = 20014489000800. Its totient is φ = 5462625484800.

The previous prime is 12111011101199. The next prime is 12111011101249. The reversal of 12111011101202 is 20210111011121.

It can be written as a sum of positive squares in 16 ways, for example, as 7833555724801 + 4277455376401 = 2798849^2 + 2068201^2 .

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, 134808074 + ... + 134897882.

Almost surely, 2^{12111011101202} is an apocalyptic number.

12111011101202 is a deficient number, since it is larger than the sum of its proper divisors (7903477899598).

12111011101202 is a wasteful number, since it uses less digits than its factorization.

12111011101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90591.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12111011101202 its reverse (20210111011121), we get a palindrome (32321122112323).

The spelling of 12111011101202 in words is "twelve trillion, one hundred eleven billion, eleven million, one hundred one thousand, two hundred two".