1401121344112 has 40 divisors (see below), whose sum is σ = 3102562360800. Its totient is φ = 600465211392.

The previous prime is 1401121344101. The next prime is 1401121344131. The reversal of 1401121344112 is 2114431211041.

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, 4966464 + ... + 5240992.

It is an arithmetic number, because the mean of its divisors is an integer number (77564059020).

Almost surely, 2^{1401121344112} is an apocalyptic number.

It is an amenable number.

1401121344112 is an abundant number, since it is smaller than the sum of its proper divisors (1701441016688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401121344112 is a wasteful number, since it uses less digits than its factorization.

1401121344112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320113 (or 320107 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 1401121344112 its reverse (2114431211041), we get a palindrome (3515552555153).

The spelling of 1401121344112 in words is "one trillion, four hundred one billion, one hundred twenty-one million, three hundred forty-four thousand, one hundred twelve".