2214521312 has 24 divisors (see below), whose sum is σ = 4391213400. Its totient is φ = 1099292544.

The previous prime is 2214521263. The next prime is 2214521339. The reversal of 2214521312 is 2131254122.

It is a super-3 number, since 3×2214521312³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244487 + ... + 253382.

It is an arithmetic number, because the mean of its divisors is an integer number (182967225).

Almost surely, 2^2214521312 is an apocalyptic number.

It is an amenable number.

2214521312 is a deficient number, since it is larger than the sum of its proper divisors (2176692088).

2214521312 is a wasteful number, since it uses less digits than its factorization.

2214521312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498018 (or 498010 counting only the distinct ones).

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

The square root of 2214521312 is about 47058.7007045456. The cubic root of 2214521312 is about 1303.4467335624.

Adding to 2214521312 its reverse (2131254122), we get a palindrome (4345775434).

The spelling of 2214521312 in words is "two billion, two hundred fourteen million, five hundred twenty-one thousand, three hundred twelve".