2031215214 has 32 divisors (see below), whose sum is σ = 4644435456. Its totient is φ = 580140000.

The previous prime is 2031215213. The next prime is 2031215257. The reversal of 2031215214 is 4125121302.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031215213) 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, 140839 + ... + 154589.

It is an arithmetic number, because the mean of its divisors is an integer number (145138608).

Almost surely, 2^2031215214 is an apocalyptic number.

2031215214 is an abundant number, since it is smaller than the sum of its proper divisors (2613220242).

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

2031215214 is a wasteful number, since it uses less digits than its factorization.

2031215214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17280.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2031215214 is about 45069.0050256271. The cubic root of 2031215214 is about 1266.4420252441.

Adding to 2031215214 its reverse (4125121302), we get a palindrome (6156336516).

It can be divided in two parts, 203121 and 5214, that added together give a triangular number (208335 = T₆₄₅).

The spelling of 2031215214 in words is "two billion, thirty-one million, two hundred fifteen thousand, two hundred fourteen".