102011222032 has 20 divisors (see below), whose sum is σ = 197906486076. Its totient is φ = 50938580480.

The previous prime is 102011222009. The next prime is 102011222111. The reversal of 102011222032 is 230222110201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38917820176 + 63093401856 = 197276^2 + 251184^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 102011221997 and 102011222015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4176853 + ... + 4201204.

Almost surely, 2^102011222032 is an apocalyptic number.

It is an amenable number.

102011222032 is a deficient number, since it is larger than the sum of its proper divisors (95895264044).

102011222032 is an equidigital number, since it uses as much as digits as its factorization.

102011222032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8378826 (or 8378820 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102011222032 its reverse (230222110201), we get a palindrome (332233332233).

The spelling of 102011222032 in words is "one hundred two billion, eleven million, two hundred twenty-two thousand, thirty-two".