10201222112122 has 8 divisors (see below), whose sum is σ = 15301859360436. Its totient is φ = 5100602325312.

The previous prime is 10201222112077. The next prime is 10201222112149. The reversal of 10201222112122 is 22121122210201.

It can be written as a sum of positive squares in 2 ways, for example, as 10186304176801 + 14917935321 = 3191599^2 + 122139^2 .

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 10201222112122.

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, 2791333 + ... + 5309800.

Almost surely, 2^{10201222112122} is an apocalyptic number.

10201222112122 is a deficient number, since it is larger than the sum of its proper divisors (5100637248314).

10201222112122 is an equidigital number, since it uses as much as digits as its factorization.

10201222112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8730752.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10201222112122 its reverse (22121122210201), we get a palindrome (32322344322323).

The spelling of 10201222112122 in words is "ten trillion, two hundred one billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".