10202001222 has 64 divisors (see below), whose sum is σ = 23535203328. Its totient is φ = 2887920000.

The previous prime is 10202001179. The next prime is 10202001239. The reversal of 10202001222 is 22210020201.

It is a junction number, because it is equal to n+sod(n) for n = 10202001198 and 10202001207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2668072 + ... + 2671892.

It is an arithmetic number, because the mean of its divisors is an integer number (367737552).

Almost surely, 2^10202001222 is an apocalyptic number.

10202001222 is an abundant number, since it is smaller than the sum of its proper divisors (13333202106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10202001222 is a wasteful number, since it uses less digits than its factorization.

10202001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10202001222 its reverse (22210020201), we get a palindrome (32412021423).

The spelling of 10202001222 in words is "ten billion, two hundred two million, one thousand, two hundred twenty-two".