2212123203003 has 64 divisors (see below), whose sum is σ = 3436016762880. Its totient is φ = 1239883642368.

The previous prime is 2212123202987. The next prime is 2212123203013. The reversal of 2212123203003 is 3003023212122.

It is a happy number.

It is not a de Polignac number, because 2212123203003 - 2⁴ = 2212123202987 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2212123203013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 621555738 + ... + 621559296.

It is an arithmetic number, because the mean of its divisors is an integer number (53687761920).

Almost surely, 2^{2212123203003} is an apocalyptic number.

2212123203003 is a deficient number, since it is larger than the sum of its proper divisors (1223893559877).

2212123203003 is a wasteful number, since it uses less digits than its factorization.

2212123203003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6328.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2212123203003 its reverse (3003023212122), we get a palindrome (5215146415125).

The spelling of 2212123203003 in words is "two trillion, two hundred twelve billion, one hundred twenty-three million, two hundred three thousand, three".