1210121440132 has 12 divisors (see below), whose sum is σ = 2310231840336. Its totient is φ = 550055200040.

The previous prime is 1210121440123. The next prime is 1210121440133. The reversal of 1210121440132 is 2310441210121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1210121440133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13751379958 + ... + 13751380045.

It is an arithmetic number, because the mean of its divisors is an integer number (192519320028).

Almost surely, 2^{1210121440132} is an apocalyptic number.

It is an amenable number.

1210121440132 is a deficient number, since it is larger than the sum of its proper divisors (1100110400204).

1210121440132 is a wasteful number, since it uses less digits than its factorization.

1210121440132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27502760018 (or 27502760016 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1210121440132 its reverse (2310441210121), we get a palindrome (3520562650253).

The spelling of 1210121440132 in words is "one trillion, two hundred ten billion, one hundred twenty-one million, four hundred forty thousand, one hundred thirty-two".