152220214 has 4 divisors (see below), whose sum is σ = 228330324. Its totient is φ = 76110106.

The previous prime is 152220203. The next prime is 152220221. The reversal of 152220214 is 412022251.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 152220191 and 152220200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38055052 + ... + 38055055.

It is an arithmetic number, because the mean of its divisors is an integer number (57082581).

Almost surely, 2^152220214 is an apocalyptic number.

152220214 is a deficient number, since it is larger than the sum of its proper divisors (76110110).

152220214 is an equidigital number, since it uses as much as digits as its factorization.

152220214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76110109.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 152220214 is about 12337.7556305837. The cubic root of 152220214 is about 533.9379331885.

Adding to 152220214 its reverse (412022251), we get a palindrome (564242465).

It can be divided in two parts, 1522 and 20214, that added together give a triangular number (21736 = T₂₀₈).

The spelling of 152220214 in words is "one hundred fifty-two million, two hundred twenty thousand, two hundred fourteen".