10021232196 has 60 divisors (see below), whose sum is σ = 26226118380. Its totient is φ = 3336759360.

The previous prime is 10021232191. The next prime is 10021232197. The reversal of 10021232196 is 69123212001.

It can be written as a sum of positive squares in 2 ways, for example, as 5990760000 + 4030472196 = 77400^2 + 63486^2 .

It is a super-2 number, since 2×10021232196² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10021232191) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 288450 + ... + 321318.

It is an arithmetic number, because the mean of its divisors is an integer number (437101973).

Almost surely, 2^10021232196 is an apocalyptic number.

It is an amenable number.

10021232196 is an abundant number, since it is smaller than the sum of its proper divisors (16204886184).

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

10021232196 is a wasteful number, since it uses less digits than its factorization.

10021232196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33826 (or 33815 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

Adding to 10021232196 its reverse (69123212001), we get a palindrome (79144444197).

The spelling of 10021232196 in words is "ten billion, twenty-one million, two hundred thirty-two thousand, one hundred ninety-six".