10122111221122 has 8 divisors (see below), whose sum is σ = 15183622485900. Its totient is φ = 5060903725824.

The previous prime is 10122111221119. The next prime is 10122111221149. The reversal of 10122111221122 is 22112211122101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9710459377921 + 411651843201 = 3116161^2 + 641601^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 10122111221122.

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, 75859047 + ... + 75992362.

Almost surely, 2^{10122111221122} is an apocalyptic number.

10122111221122 is a deficient number, since it is larger than the sum of its proper divisors (5061511264778).

10122111221122 is a wasteful number, since it uses less digits than its factorization.

10122111221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151884740.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 10122111221122 its reverse (22112211122101), we get a palindrome (32234322343223).

The spelling of 10122111221122 in words is "ten trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twenty-two".