22161456101342 has 8 divisors (see below), whose sum is σ = 33242227091136. Its totient is φ = 11080713737632.

The previous prime is 22161456101327. The next prime is 22161456101363. The reversal of 22161456101342 is 24310165416122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22161456101342² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22161456101296 and 22161456101305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5103278 + ... + 8388465.

It is an arithmetic number, because the mean of its divisors is an integer number (4155278386392).

Almost surely, 2^{22161456101342} is an apocalyptic number.

22161456101342 is a deficient number, since it is larger than the sum of its proper divisors (11080770989794).

22161456101342 is a wasteful number, since it uses less digits than its factorization.

22161456101342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14313042.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 22161456101342 in words is "twenty-two trillion, one hundred sixty-one billion, four hundred fifty-six million, one hundred one thousand, three hundred forty-two".