1111313021029 has 2 divisors, whose sum is σ = 1111313021030. Its totient is φ = 1111313021028.

The previous prime is 1111313021011. The next prime is 1111313021059. The reversal of 1111313021029 is 9201203131111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 630610692100 + 480702328929 = 794110^2 + 693327^2 .

It is an emirp because it is prime and its reverse (9201203131111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111313021029 - 2⁷ = 1111313020901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111313020994 and 1111313021012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111313021059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555656510514 + 555656510515.

It is an arithmetic number, because the mean of its divisors is an integer number (555656510515).

Almost surely, 2^{1111313021029} is an apocalyptic number.

It is an amenable number.

1111313021029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111313021029 is an equidigital number, since it uses as much as digits as its factorization.

1111313021029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 1111313021029 in words is "one trillion, one hundred eleven billion, three hundred thirteen million, twenty-one thousand, twenty-nine".