2142231142022 has 4 divisors (see below), whose sum is σ = 3213346713036. Its totient is φ = 1071115571010.

The previous prime is 2142231142003. The next prime is 2142231142033. The reversal of 2142231142022 is 2202411322412.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2142231141982 and 2142231142000.

It is a congruent 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 as a sum of consecutive naturals, namely, 535557785504 + ... + 535557785507.

It is an arithmetic number, because the mean of its divisors is an integer number (803336678259).

Almost surely, 2^{2142231142022} is an apocalyptic number.

2142231142022 is a deficient number, since it is larger than the sum of its proper divisors (1071115571014).

2142231142022 is a wasteful number, since it uses less digits than its factorization.

2142231142022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071115571013.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 2142231142022 its reverse (2202411322412), we get a palindrome (4344642464434).

The spelling of 2142231142022 in words is "two trillion, one hundred forty-two billion, two hundred thirty-one million, one hundred forty-two thousand, twenty-two".