2003120312222 has 16 divisors (see below), whose sum is σ = 3030326880000. Its totient is φ = 993030543000.

The previous prime is 2003120312213. The next prime is 2003120312261. The reversal of 2003120312222 is 2222130213002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2003120312194 and 2003120312203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4588472 + ... + 5006027.

It is an arithmetic number, because the mean of its divisors is an integer number (189395430000).

Almost surely, 2^{2003120312222} is an apocalyptic number.

2003120312222 is a deficient number, since it is larger than the sum of its proper divisors (1027206567778).

2003120312222 is a wasteful number, since it uses less digits than its factorization.

2003120312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9595391.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2003120312222 its reverse (2222130213002), we get a palindrome (4225250525224).

The spelling of 2003120312222 in words is "two trillion, three billion, one hundred twenty million, three hundred twelve thousand, two hundred twenty-two".