6122220253 has 4 divisors (see below), whose sum is σ = 6122392668. Its totient is φ = 6122047840.

The previous prime is 6122220241. The next prime is 6122220257. The reversal of 6122220253 is 3520222216.

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 3389335524 + 2732884729 = 58218^2 + 52277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6122220253 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 (6122220257) 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, 11176 + ... + 111217.

It is an arithmetic number, because the mean of its divisors is an integer number (1530598167).

Almost surely, 2^6122220253 is an apocalyptic number.

It is an amenable number.

6122220253 is a deficient number, since it is larger than the sum of its proper divisors (172415).

6122220253 is a wasteful number, since it uses less digits than its factorization.

6122220253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172414.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 6122220253 is about 78244.6180449493. The cubic root of 6122220253 is about 1829.3760255351.

Adding to 6122220253 its reverse (3520222216), we get a palindrome (9642442469).

The spelling of 6122220253 in words is "six billion, one hundred twenty-two million, two hundred twenty thousand, two hundred fifty-three".