10202110121211 has 16 divisors (see below), whose sum is σ = 13666528913664. Its totient is φ = 6769565666784.

The previous prime is 10202110121167. The next prime is 10202110121213. The reversal of 10202110121211 is 11212101120201.

It is a happy number.

It is not a de Polignac number, because 10202110121211 - 2²⁹ = 10201573250299 is a prime.

It is a super-2 number, since 2×10202110121211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10202110121213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379701 + ... + 4533033.

It is an arithmetic number, because the mean of its divisors is an integer number (854158057104).

Almost surely, 2^{10202110121211} is an apocalyptic number.

10202110121211 is a deficient number, since it is larger than the sum of its proper divisors (3464418792453).

10202110121211 is a wasteful number, since it uses less digits than its factorization.

10202110121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157170.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10202110121211 its reverse (11212101120201), we get a palindrome (21414211241412).

The spelling of 10202110121211 in words is "ten trillion, two hundred two billion, one hundred ten million, one hundred twenty-one thousand, two hundred eleven".