2212021003 has 4 divisors (see below), whose sum is σ = 2225591848. Its totient is φ = 2198450160.

The previous prime is 2212020973. The next prime is 2212021087. The reversal of 2212021003 is 3001202122.

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

It is a cyclic number.

It is not a de Polignac number, because 2212021003 - 2¹³ = 2212012811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212021403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6785178 + ... + 6785503.

It is an arithmetic number, because the mean of its divisors is an integer number (556397962).

Almost surely, 2^2212021003 is an apocalyptic number.

2212021003 is a deficient number, since it is larger than the sum of its proper divisors (13570845).

2212021003 is a wasteful number, since it uses less digits than its factorization.

2212021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13570844.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2212021003 is about 47032.1273492918. The cubic root of 2212021003 is about 1302.9559959200.

Adding to 2212021003 its reverse (3001202122), we get a palindrome (5213223125).

The spelling of 2212021003 in words is "two billion, two hundred twelve million, twenty-one thousand, three".