2242551400421 has 8 divisors (see below), whose sum is σ = 2263714633440. Its totient is φ = 2221391960368.

The previous prime is 2242551400319. The next prime is 2242551400429. The reversal of 2242551400421 is 1240041552422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2242551400421 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 (2242551400429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246890 + ... + 2132148.

It is an arithmetic number, because the mean of its divisors is an integer number (282964329180).

Almost surely, 2^{2242551400421} is an apocalyptic number.

It is an amenable number.

2242551400421 is a deficient number, since it is larger than the sum of its proper divisors (21163233019).

2242551400421 is a wasteful number, since it uses less digits than its factorization.

2242551400421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896483.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 2242551400421 its reverse (1240041552422), we get a palindrome (3482592952843).

The spelling of 2242551400421 in words is "two trillion, two hundred forty-two billion, five hundred fifty-one million, four hundred thousand, four hundred twenty-one".