1401124133412 has 144 divisors (see below), whose sum is σ = 3673078980480. Its totient is φ = 450050125824.

The previous prime is 1401124133329. The next prime is 1401124133413. The reversal of 1401124133412 is 2143314211041.

It is a happy number.

1401124133412 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 1 + 241 + 3 + 3 + 412 = 666.

It is not an unprimeable number, because it can be changed into a prime (1401124133413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 137670468 + ... + 137680644.

It is an arithmetic number, because the mean of its divisors is an integer number (25507492920).

Almost surely, 2^{1401124133412} is an apocalyptic number.

1401124133412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401124133412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1836539490240).

1401124133412 is an abundant number, since it is smaller than the sum of its proper divisors (2271954847068).

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

1401124133412 is a wasteful number, since it uses less digits than its factorization.

1401124133412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11522 (or 11517 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1401124133412 its reverse (2143314211041), we get a palindrome (3544438344453).

The spelling of 1401124133412 in words is "one trillion, four hundred one billion, one hundred twenty-four million, one hundred thirty-three thousand, four hundred twelve".