2142022300442 has 32 divisors (see below), whose sum is σ = 3290450592000. Its totient is φ = 1045599591168.

The previous prime is 2142022300423. The next prime is 2142022300547. The reversal of 2142022300442 is 2440032202412.

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, 4228658 + ... + 4708034.

It is an arithmetic number, because the mean of its divisors is an integer number (102826581000).

Almost surely, 2^{2142022300442} is an apocalyptic number.

2142022300442 is a deficient number, since it is larger than the sum of its proper divisors (1148428291558).

2142022300442 is a wasteful number, since it uses less digits than its factorization.

2142022300442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479790.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2142022300442 its reverse (2440032202412), we get a palindrome (4582054502854).

The spelling of 2142022300442 in words is "two trillion, one hundred forty-two billion, twenty-two million, three hundred thousand, four hundred forty-two".