1430231111446 has 16 divisors (see below), whose sum is σ = 2217572684928. Its totient is φ = 691103160000.

The previous prime is 1430231111437. The next prime is 1430231111479. The reversal of 1430231111446 is 6441111320341.

It is a super-2 number, since 2×1430231111446² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 15690055 + ... + 15780946.

It is an arithmetic number, because the mean of its divisors is an integer number (138598292808).

Almost surely, 2^{1430231111446} is an apocalyptic number.

1430231111446 is a deficient number, since it is larger than the sum of its proper divisors (787341573482).

1430231111446 is a wasteful number, since it uses less digits than its factorization.

1430231111446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31471767.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 1430231111446 its reverse (6441111320341), we get a palindrome (7871342431787).

The spelling of 1430231111446 in words is "one trillion, four hundred thirty billion, two hundred thirty-one million, one hundred eleven thousand, four hundred forty-six".