10201021110122 has 8 divisors (see below), whose sum is σ = 15301719041700. Its totient is φ = 5100448096224.

The previous prime is 10201021110041. The next prime is 10201021110179. The reversal of 10201021110122 is 22101112010201.

It can be written as a sum of positive squares in 2 ways, for example, as 8644487902801 + 1556533207321 = 2940151^2 + 1247611^2 .

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 = 10201021110097 and 10201021110106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31024997 + ... + 31352072.

Almost surely, 2^{10201021110122} is an apocalyptic number.

10201021110122 is a deficient number, since it is larger than the sum of its proper divisors (5100697931578).

10201021110122 is an equidigital number, since it uses as much as digits as its factorization.

10201021110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62458840.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10201021110122 its reverse (22101112010201), we get a palindrome (32302133120323).

The spelling of 10201021110122 in words is "ten trillion, two hundred one billion, twenty-one million, one hundred ten thousand, one hundred twenty-two".