22342121042 has 16 divisors (see below), whose sum is σ = 34739020800. Its totient is φ = 10765463520.

The previous prime is 22342120993. The next prime is 22342121057. The reversal of 22342121042 is 24012124322.

It is a junction number, because it is equal to n+sod(n) for n = 22342120999 and 22342121017.

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, 739067 + ... + 768702.

It is an arithmetic number, because the mean of its divisors is an integer number (2171188800).

Almost surely, 2^22342121042 is an apocalyptic number.

22342121042 is a deficient number, since it is larger than the sum of its proper divisors (12396899758).

22342121042 is a wasteful number, since it uses less digits than its factorization.

22342121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508041.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22342121042 its reverse (24012124322), we get a palindrome (46354245364).

The spelling of 22342121042 in words is "twenty-two billion, three hundred forty-two million, one hundred twenty-one thousand, forty-two".