10202101022122 has 8 divisors (see below), whose sum is σ = 15303196210500. Its totient is φ = 5101035618624.

The previous prime is 10202101022117. The next prime is 10202101022123. The reversal of 10202101022122 is 22122010120201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7979941364641 + 2222159657481 = 2824879^2 + 1490691^2 .

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 = 10202101022096 and 10202101022105.

It is not an unprimeable number, because it can be changed into a prime (10202101022123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6569247 + ... + 7972402.

Almost surely, 2^{10202101022122} is an apocalyptic number.

10202101022122 is a deficient number, since it is larger than the sum of its proper divisors (5101095188378).

10202101022122 is a wasteful number, since it uses less digits than its factorization.

10202101022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14892440.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10202101022122 its reverse (22122010120201), we get a palindrome (32324111142323).

The spelling of 10202101022122 in words is "ten trillion, two hundred two billion, one hundred one million, twenty-two thousand, one hundred twenty-two".