2132121413444 has 24 divisors (see below), whose sum is σ = 4081504683648. Its totient is φ = 966505364640.

The previous prime is 2132121413417. The next prime is 2132121413449. The reversal of 2132121413444 is 4443141212312.

It is a super-2 number, since 2×2132121413444² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2132121413444.

It is not an unprimeable number, because it can be changed into a prime (2132121413449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66001979 + ... + 66034274.

It is an arithmetic number, because the mean of its divisors is an integer number (170062695152).

Almost surely, 2^{2132121413444} is an apocalyptic number.

It is an amenable number.

2132121413444 is a deficient number, since it is larger than the sum of its proper divisors (1949383270204).

2132121413444 is a wasteful number, since it uses less digits than its factorization.

2132121413444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132036635 (or 132036633 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

Adding to 2132121413444 its reverse (4443141212312), we get a palindrome (6575262625756).

The spelling of 2132121413444 in words is "two trillion, one hundred thirty-two billion, one hundred twenty-one million, four hundred thirteen thousand, four hundred forty-four".