1142221130122 has 32 divisors (see below), whose sum is σ = 1756700236800. Its totient is φ = 556871148288.

The previous prime is 1142221130111. The next prime is 1142221130143. The reversal of 1142221130122 is 2210311222411.

It is a super-2 number, since 2×1142221130122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142221130093 and 1142221130102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4830079 + ... + 5061037.

It is an arithmetic number, because the mean of its divisors is an integer number (54896882400).

Almost surely, 2^{1142221130122} is an apocalyptic number.

1142221130122 is a deficient number, since it is larger than the sum of its proper divisors (614479106678).

1142221130122 is a wasteful number, since it uses less digits than its factorization.

1142221130122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231430.

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

Adding to 1142221130122 its reverse (2210311222411), we get a palindrome (3352532352533).

The spelling of 1142221130122 in words is "one trillion, one hundred forty-two billion, two hundred twenty-one million, one hundred thirty thousand, one hundred twenty-two".