10112121001222 has 4 divisors (see below), whose sum is σ = 15168181501836. Its totient is φ = 5056060500610.

The previous prime is 10112121001139. The next prime is 10112121001247. The reversal of 10112121001222 is 22210012121101.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10112121001222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10112121001196 and 10112121001205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528030250304 + ... + 2528030250307.

It is an arithmetic number, because the mean of its divisors is an integer number (3792045375459).

Almost surely, 2^{10112121001222} is an apocalyptic number.

10112121001222 is a deficient number, since it is larger than the sum of its proper divisors (5056060500614).

10112121001222 is an equidigital number, since it uses as much as digits as its factorization.

10112121001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056060500613.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10112121001222 its reverse (22210012121101), we get a palindrome (32322133122323).

The spelling of 10112121001222 in words is "ten trillion, one hundred twelve billion, one hundred twenty-one million, one thousand, two hundred twenty-two".