10122121221122 has 8 divisors (see below), whose sum is σ = 15184919660556. Its totient is φ = 5060481334272.

The previous prime is 10122121221101. The next prime is 10122121221139. The reversal of 10122121221122 is 22112212122101.

It can be written as a sum of positive squares in 2 ways, for example, as 10019003808961 + 103117412161 = 3165281^2 + 321119^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 10122121221094 and 10122121221103.

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, 289616303 + ... + 289651250.

Almost surely, 2^{10122121221122} is an apocalyptic number.

10122121221122 is a deficient number, since it is larger than the sum of its proper divisors (5062798439434).

10122121221122 is an equidigital number, since it uses as much as digits as its factorization.

10122121221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579276292.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 10122121221122 its reverse (22112212122101), we get a palindrome (32234333343223).

The spelling of 10122121221122 in words is "ten trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".