40221212315 has 8 divisors (see below), whose sum is σ = 48266623680. Its totient is φ = 32176190592.

The previous prime is 40221212299. The next prime is 40221212387. The reversal of 40221212315 is 51321212204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40221212315 - 2⁴ = 40221212299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229331 + ... + 364739.

It is an arithmetic number, because the mean of its divisors is an integer number (6033327960).

Almost surely, 2^40221212315 is an apocalyptic number.

40221212315 is a deficient number, since it is larger than the sum of its proper divisors (8045411365).

40221212315 is a wasteful number, since it uses less digits than its factorization.

40221212315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194821.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 40221212315 its reverse (51321212204), we get a palindrome (91542424519).

The spelling of 40221212315 in words is "forty billion, two hundred twenty-one million, two hundred twelve thousand, three hundred fifteen".