1210452142222 has 4 divisors (see below), whose sum is σ = 1815678213336. Its totient is φ = 605226071110.

The previous prime is 1210452142219. The next prime is 1210452142223. The reversal of 1210452142222 is 2222412540121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210452142223) 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 as a sum of consecutive naturals, namely, 302613035554 + ... + 302613035557.

It is an arithmetic number, because the mean of its divisors is an integer number (453919553334).

Almost surely, 2^{1210452142222} is an apocalyptic number.

1210452142222 is a deficient number, since it is larger than the sum of its proper divisors (605226071114).

1210452142222 is an equidigital number, since it uses as much as digits as its factorization.

1210452142222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605226071113.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 1210452142222 its reverse (2222412540121), we get a palindrome (3432864682343).

The spelling of 1210452142222 in words is "one trillion, two hundred ten billion, four hundred fifty-two million, one hundred forty-two thousand, two hundred twenty-two".