1226142562228 has 24 divisors (see below), whose sum is σ = 2152649217600. Its totient is φ = 611101394688.

The previous prime is 1226142562213. The next prime is 1226142562243. The reversal of 1226142562228 is 8222652416221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1226142562213) and next prime (1226142562243).

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, 3188388 + ... + 3552196.

It is an arithmetic number, because the mean of its divisors is an integer number (89693717400).

Almost surely, 2^{1226142562228} is an apocalyptic number.

It is an amenable number.

1226142562228 is a deficient number, since it is larger than the sum of its proper divisors (926506655372).

1226142562228 is a wasteful number, since it uses less digits than its factorization.

1226142562228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366519 (or 366517 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

Adding to 1226142562228 its reverse (8222652416221), we get a palindrome (9448794978449).

The spelling of 1226142562228 in words is "one trillion, two hundred twenty-six billion, one hundred forty-two million, five hundred sixty-two thousand, two hundred twenty-eight".