2143201122122 has 8 divisors (see below), whose sum is σ = 3214835724000. Its totient is φ = 1071589214124.

The previous prime is 2143201122047. The next prime is 2143201122157. The reversal of 2143201122122 is 2212211023412.

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

It is a super-2 number, since 2×2143201122122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5435372 + ... + 5816327.

It is an arithmetic number, because the mean of its divisors is an integer number (401854465500).

Almost surely, 2^{2143201122122} is an apocalyptic number.

2143201122122 is a deficient number, since it is larger than the sum of its proper divisors (1071634601878).

2143201122122 is a wasteful number, since it uses less digits than its factorization.

2143201122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11346940.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 2143201122122 its reverse (2212211023412), we get a palindrome (4355412145534).

The spelling of 2143201122122 in words is "two trillion, one hundred forty-three billion, two hundred one million, one hundred twenty-two thousand, one hundred twenty-two".