1201214431233 has 40 divisors (see below), whose sum is σ = 1842964358400. Its totient is φ = 779277778272.

The previous prime is 1201214431217. The next prime is 1201214431273. The reversal of 1201214431233 is 3321344121021.

1201214431233 is a `hidden beast` number, since 1 + 201 + 2 + 1 + 4 + 431 + 23 + 3 = 666.

It is not a de Polignac number, because 1201214431233 - 2⁴ = 1201214431217 is a prime.

It is a super-2 number, since 2×1201214431233² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1201214431197 and 1201214431206.

It is not an unprimeable number, because it can be changed into a prime (1201214431273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 295888 + ... + 1577966.

It is an arithmetic number, because the mean of its divisors is an integer number (46074108960).

Almost surely, 2^{1201214431233} is an apocalyptic number.

It is an amenable number.

1201214431233 is a deficient number, since it is larger than the sum of its proper divisors (641749927167).

1201214431233 is a wasteful number, since it uses less digits than its factorization.

1201214431233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282403 (or 1282394 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1201214431233 its reverse (3321344121021), we get a palindrome (4522558552254).

The spelling of 1201214431233 in words is "one trillion, two hundred one billion, two hundred fourteen million, four hundred thirty-one thousand, two hundred thirty-three".