1120402020253 has 4 divisors (see below), whose sum is σ = 1130680937980. Its totient is φ = 1110123102528.

The previous prime is 1120402020217. The next prime is 1120402020299. The reversal of 1120402020253 is 3520202040211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 566349563844 + 554052456409 = 752562^2 + 744347^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120402020253 - 2¹⁷ = 1120401889181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120402020653) 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, 5139458700 + ... + 5139458917.

It is an arithmetic number, because the mean of its divisors is an integer number (282670234495).

Almost surely, 2^{1120402020253} is an apocalyptic number.

It is an amenable number.

1120402020253 is a deficient number, since it is larger than the sum of its proper divisors (10278917727).

1120402020253 is a wasteful number, since it uses less digits than its factorization.

1120402020253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10278917726.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 1120402020253 its reverse (3520202040211), we get a palindrome (4640604060464).

The spelling of 1120402020253 in words is "one trillion, one hundred twenty billion, four hundred two million, twenty thousand, two hundred fifty-three".