142121101032222 has 16 divisors (see below), whose sum is σ = 306106986838800. Its totient is φ = 43729569548352.

The previous prime is 142121101032191. The next prime is 142121101032241. The reversal of 142121101032222 is 222230101121241.

142121101032222 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142121101032222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142121101032192 and 142121101032201.

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, 911032698847 + ... + 911032699002.

It is an arithmetic number, because the mean of its divisors is an integer number (19131686677425).

Almost surely, 2^{142121101032222} is an apocalyptic number.

142121101032222 is an abundant number, since it is smaller than the sum of its proper divisors (163985885806578).

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

142121101032222 is a wasteful number, since it uses less digits than its factorization.

142121101032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822065397867.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 142121101032222 its reverse (222230101121241), we get a palindrome (364351202153463).

The spelling of 142121101032222 in words is "one hundred forty-two trillion, one hundred twenty-one billion, one hundred one million, thirty-two thousand, two hundred twenty-two".