10201001202 has 72 divisors (see below), whose sum is σ = 25736337900. Its totient is φ = 2911664448.

The previous prime is 10201001201. The next prime is 10201001243. The reversal of 10201001202 is 20210010201.

It can be written as a sum of positive squares in 2 ways, for example, as 10198778121 + 2223081 = 100989^2 + 1491^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10201001201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 972924 + ... + 983352.

Almost surely, 2^10201001202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10201001202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12868168950).

10201001202 is an abundant number, since it is smaller than the sum of its proper divisors (15535336698).

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

10201001202 is a wasteful number, since it uses less digits than its factorization.

10201001202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11560 (or 11550 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10201001202 its reverse (20210010201), we get a palindrome (30411011403).

The spelling of 10201001202 in words is "ten billion, two hundred one million, one thousand, two hundred two".