2231143455622 has 16 divisors (see below), whose sum is σ = 3354302296800. Its totient is φ = 1113043925952.

The previous prime is 2231143455581. The next prime is 2231143455661. The reversal of 2231143455622 is 2265543411322.

It is a super-3 number, since 3×2231143455622³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3327754 + ... + 3941602.

It is an arithmetic number, because the mean of its divisors is an integer number (209643893550).

Almost surely, 2^{2231143455622} is an apocalyptic number.

2231143455622 is a deficient number, since it is larger than the sum of its proper divisors (1123158841178).

2231143455622 is a wasteful number, since it uses less digits than its factorization.

2231143455622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617967.

The product of its digits is 345600, while the sum is 40.

Adding to 2231143455622 its reverse (2265543411322), we get a palindrome (4496686866944).

The spelling of 2231143455622 in words is "two trillion, two hundred thirty-one billion, one hundred forty-three million, four hundred fifty-five thousand, six hundred twenty-two".