4222215155 has 16 divisors (see below), whose sum is σ = 5188976640. Its totient is φ = 3296630112.

The previous prime is 4222215103. The next prime is 4222215157. The reversal of 4222215155 is 5515122224.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4222215155 - 2¹⁸ = 4221953011 is a prime.

It is a super-2 number, since 2×4222215155² = 35654201630223348050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4222215157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59342 + ... + 109388.

It is an arithmetic number, because the mean of its divisors is an integer number (324311040).

Almost surely, 2^4222215155 is an apocalyptic number.

4222215155 is a deficient number, since it is larger than the sum of its proper divisors (966761485).

4222215155 is a wasteful number, since it uses less digits than its factorization.

4222215155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50458.

The product of its digits is 8000, while the sum is 29.

The square root of 4222215155 is about 64978.5745842428. The cubic root of 4222215155 is about 1616.2682935005.

Adding to 4222215155 its reverse (5515122224), we get a palindrome (9737337379).

The spelling of 4222215155 in words is "four billion, two hundred twenty-two million, two hundred fifteen thousand, one hundred fifty-five".