2221142140122 has 16 divisors (see below), whose sum is σ = 4444243850592. Its totient is φ = 740054118320.

The previous prime is 2221142140111. The next prime is 2221142140141. The reversal of 2221142140122 is 2210412411222.

It is a junction number, because it is equal to n+sod(n) for n = 2221142140092 and 2221142140101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81634029 + ... + 81661232.

It is an arithmetic number, because the mean of its divisors is an integer number (277765240662).

Almost surely, 2^{2221142140122} is an apocalyptic number.

2221142140122 is an abundant number, since it is smaller than the sum of its proper divisors (2223101710470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2221142140122 is a wasteful number, since it uses less digits than its factorization.

2221142140122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163297533.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 2221142140122 its reverse (2210412411222), we get a palindrome (4431554551344).

The spelling of 2221142140122 in words is "two trillion, two hundred twenty-one billion, one hundred forty-two million, one hundred forty thousand, one hundred twenty-two".