2122251024253 has 4 divisors (see below), whose sum is σ = 2134518371388. Its totient is φ = 2109983677120.

The previous prime is 2122251024239. The next prime is 2122251024307. The reversal of 2122251024253 is 3524201522212.

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 1958482693764 + 163768330489 = 1399458^2 + 404683^2 .

It is not a de Polignac number, because 2122251024253 - 2⁵ = 2122251024221 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 (2122251024233) 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, 6133673308 + ... + 6133673653.

It is an arithmetic number, because the mean of its divisors is an integer number (533629592847).

Almost surely, 2^{2122251024253} is an apocalyptic number.

It is an amenable number.

2122251024253 is a deficient number, since it is larger than the sum of its proper divisors (12267347135).

2122251024253 is a wasteful number, since it uses less digits than its factorization.

2122251024253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12267347134.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 2122251024253 its reverse (3524201522212), we get a palindrome (5646452546465).

The spelling of 2122251024253 in words is "two trillion, one hundred twenty-two billion, two hundred fifty-one million, twenty-four thousand, two hundred fifty-three".