1210012331442 has 8 divisors (see below), whose sum is σ = 2420024662896. Its totient is φ = 403337443812.

The previous prime is 1210012331419. The next prime is 1210012331453. The reversal of 1210012331442 is 2441332100121.

It is a sphenic number, since it is the product of 3 distinct primes.

1210012331442 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100834360948 + ... + 100834360959.

It is an arithmetic number, because the mean of its divisors is an integer number (302503082862).

Almost surely, 2^{1210012331442} is an apocalyptic number.

1210012331442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1210012331442 is a wasteful number, since it uses less digits than its factorization.

1210012331442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201668721912.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1210012331442 its reverse (2441332100121), we get a palindrome (3651344431563).

The spelling of 1210012331442 in words is "one trillion, two hundred ten billion, twelve million, three hundred thirty-one thousand, four hundred forty-two".