1210220032142 has 16 divisors (see below), whose sum is σ = 2022495374592. Its totient is φ = 538395758520.

The previous prime is 1210220032117. The next prime is 1210220032159. The reversal of 1210220032142 is 2412300220121.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 585211748 + ... + 585213815.

It is an arithmetic number, because the mean of its divisors is an integer number (126405960912).

Almost surely, 2^{1210220032142} is an apocalyptic number.

1210220032142 is a deficient number, since it is larger than the sum of its proper divisors (812275342450).

1210220032142 is a wasteful number, since it uses less digits than its factorization.

1210220032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170425623.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1210220032142 its reverse (2412300220121), we get a palindrome (3622520252263).

The spelling of 1210220032142 in words is "one trillion, two hundred ten billion, two hundred twenty million, thirty-two thousand, one hundred forty-two".