10112121421222 has 16 divisors (see below), whose sum is σ = 15317010118080. Its totient is φ = 5006509990272.

The previous prime is 10112121421211. The next prime is 10112121421223. The reversal of 10112121421222 is 22212412121101.

It is a junction number, because it is equal to n+sod(n) for n = 10112121421193 and 10112121421202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112121421223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14306163 + ... + 14996350.

It is an arithmetic number, because the mean of its divisors is an integer number (957313132380).

Almost surely, 2^{10112121421222} is an apocalyptic number.

10112121421222 is a deficient number, since it is larger than the sum of its proper divisors (5204888696858).

10112121421222 is a wasteful number, since it uses less digits than its factorization.

10112121421222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29304207.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 10112121421222 its reverse (22212412121101), we get a palindrome (32324533542323).

The spelling of 10112121421222 in words is "ten trillion, one hundred twelve billion, one hundred twenty-one million, four hundred twenty-one thousand, two hundred twenty-two".