1133013221221 has 16 divisors (see below), whose sum is σ = 1321472448000. Its totient is φ = 951320374128.

The previous prime is 1133013221201. The next prime is 1133013221233. The reversal of 1133013221221 is 1221223103311.

It is a cyclic number.

It is not a de Polignac number, because 1133013221221 - 2⁹ = 1133013220709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133013221192 and 1133013221201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133013221201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4730071 + ... + 4963828.

It is an arithmetic number, because the mean of its divisors is an integer number (82592028000).

Almost surely, 2^{1133013221221} is an apocalyptic number.

It is an amenable number.

1133013221221 is a deficient number, since it is larger than the sum of its proper divisors (188459226779).

1133013221221 is an equidigital number, since it uses as much as digits as its factorization.

1133013221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9694248.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1133013221221 its reverse (1221223103311), we get a palindrome (2354236324532).

The spelling of 1133013221221 in words is "one trillion, one hundred thirty-three billion, thirteen million, two hundred twenty-one thousand, two hundred twenty-one".