1201211112104 has 16 divisors (see below), whose sum is σ = 2313143020500. Its totient is φ = 584372973312.

The previous prime is 1201211112103. The next prime is 1201211112113. The reversal of 1201211112104 is 4012111121021.

It can be written as a sum of positive squares in 2 ways, for example, as 1201150240900 + 60871204 = 1095970^2 + 7802^2 .

It is not an unprimeable number, because it can be changed into a prime (1201211112103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2029072529 + ... + 2029073120.

Almost surely, 2^{1201211112104} is an apocalyptic number.

It is an amenable number.

1201211112104 is a deficient number, since it is larger than the sum of its proper divisors (1111931908396).

1201211112104 is a wasteful number, since it uses less digits than its factorization.

1201211112104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058145692 (or 4058145688 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1201211112104 its reverse (4012111121021), we get a palindrome (5213322233125).

The spelling of 1201211112104 in words is "one trillion, two hundred one billion, two hundred eleven million, one hundred twelve thousand, one hundred four".