4220215512 has 32 divisors (see below), whose sum is σ = 10655005680. Its totient is φ = 1392809600.

The previous prime is 4220215501. The next prime is 4220215537. The reversal of 4220215512 is 2155120224.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868083 + ... + 872930.

Almost surely, 2^4220215512 is an apocalyptic number.

It is an amenable number.

4220215512 is an abundant number, since it is smaller than the sum of its proper divisors (6434790168).

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

4220215512 is a wasteful number, since it uses less digits than its factorization.

4220215512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741123 (or 1741119 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 4220215512 is about 64963.1858208940. The cubic root of 4220215512 is about 1616.0130980787.

Adding to 4220215512 its reverse (2155120224), we get a palindrome (6375335736).

The spelling of 4220215512 in words is "four billion, two hundred twenty million, two hundred fifteen thousand, five hundred twelve".