1201110203051 has 32 divisors (see below), whose sum is σ = 1368338780160. Its totient is φ = 1044385689600.

The previous prime is 1201110203047. The next prime is 1201110203053. The reversal of 1201110203051 is 1503020111021.

It is not a de Polignac number, because 1201110203051 - 2² = 1201110203047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201110203053) 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, 88096331 + ... + 88109963.

It is an arithmetic number, because the mean of its divisors is an integer number (42760586880).

Almost surely, 2^{1201110203051} is an apocalyptic number.

1201110203051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201110203051 is a deficient number, since it is larger than the sum of its proper divisors (167228577109).

1201110203051 is a wasteful number, since it uses less digits than its factorization.

1201110203051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16667.

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 1201110203051 its reverse (1503020111021), we get a palindrome (2704130314072).

The spelling of 1201110203051 in words is "one trillion, two hundred one billion, one hundred ten million, two hundred three thousand, fifty-one".