10121102012222 has 4 divisors (see below), whose sum is σ = 15181653018336. Its totient is φ = 5060551006110.

The previous prime is 10121102012183. The next prime is 10121102012237. The reversal of 10121102012222 is 22221020112101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10121102012222.

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, 2530275503054 + ... + 2530275503057.

It is an arithmetic number, because the mean of its divisors is an integer number (3795413254584).

Almost surely, 2^{10121102012222} is an apocalyptic number.

10121102012222 is a deficient number, since it is larger than the sum of its proper divisors (5060551006114).

10121102012222 is an equidigital number, since it uses as much as digits as its factorization.

10121102012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060551006113.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10121102012222 its reverse (22221020112101), we get a palindrome (32342122124323).

The spelling of 10121102012222 in words is "ten trillion, one hundred twenty-one billion, one hundred two million, twelve thousand, two hundred twenty-two".