1223154030351 has 16 divisors (see below), whose sum is σ = 1779651544320. Its totient is φ = 741089469120.

The previous prime is 1223154030323. The next prime is 1223154030359. The reversal of 1223154030351 is 1530304513221.

It is not a de Polignac number, because 1223154030351 - 2²² = 1223149836047 is a prime.

It is a super-2 number, since 2×1223154030351² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223154030359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5285091 + ... + 5511668.

It is an arithmetic number, because the mean of its divisors is an integer number (111228221520).

Almost surely, 2^{1223154030351} is an apocalyptic number.

1223154030351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1223154030351 is a deficient number, since it is larger than the sum of its proper divisors (556497513969).

1223154030351 is a wasteful number, since it uses less digits than its factorization.

1223154030351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10800206.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1223154030351 its reverse (1530304513221), we get a palindrome (2753458543572).

The spelling of 1223154030351 in words is "one trillion, two hundred twenty-three billion, one hundred fifty-four million, thirty thousand, three hundred fifty-one".