2223154230356 has 6 divisors (see below), whose sum is σ = 3890519903130. Its totient is φ = 1111577115176.

The previous prime is 2223154230343. The next prime is 2223154230359. The reversal of 2223154230356 is 6530324513222.

It can be written as a sum of positive squares in only one way, i.e., 1275354627856 + 947799602500 = 1129316^2 + 973550^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223154230359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277894278791 + ... + 277894278798.

It is an arithmetic number, because the mean of its divisors is an integer number (648419983855).

Almost surely, 2^{2223154230356} is an apocalyptic number.

It is an amenable number.

2223154230356 is a deficient number, since it is larger than the sum of its proper divisors (1667365672774).

2223154230356 is a wasteful number, since it uses less digits than its factorization.

2223154230356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555788557593 (or 555788557591 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 2223154230356 its reverse (6530324513222), we get a palindrome (8753478743578).

The spelling of 2223154230356 in words is "two trillion, two hundred twenty-three billion, one hundred fifty-four million, two hundred thirty thousand, three hundred fifty-six".