22211340142 has 16 divisors (see below), whose sum is σ = 34100024112. Its totient is φ = 10844789760.

The previous prime is 22211340139. The next prime is 22211340161. The reversal of 22211340142 is 24104311222.

It is a congruent number.

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, 356548 + ... + 414184.

It is an arithmetic number, because the mean of its divisors is an integer number (2131251507).

Almost surely, 2^22211340142 is an apocalyptic number.

22211340142 is a deficient number, since it is larger than the sum of its proper divisors (11888683970).

22211340142 is a wasteful number, since it uses less digits than its factorization.

22211340142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62163.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22211340142 its reverse (24104311222), we get a palindrome (46315651364).

The spelling of 22211340142 in words is "twenty-two billion, two hundred eleven million, three hundred forty thousand, one hundred forty-two".