40212330100 has 18 divisors (see below), whose sum is σ = 87260756534. Its totient is φ = 16084932000.

The previous prime is 40212330097. The next prime is 40212330133. The reversal of 40212330100 is 103321204.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5092820496 + 35119509604 = 71364^2 + 187402^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201061551 + ... + 201061750.

Almost surely, 2^40212330100 is an apocalyptic number.

It is an amenable number.

40212330100 is an abundant number, since it is smaller than the sum of its proper divisors (47048426434).

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

40212330100 is a wasteful number, since it uses less digits than its factorization.

40212330100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402123315 (or 402123308 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40212330100 its reverse (103321204), we get a palindrome (40315651304).

The spelling of 40212330100 in words is "forty billion, two hundred twelve million, three hundred thirty thousand, one hundred".