2001200210222 has 16 divisors (see below), whose sum is σ = 3014012006640. Its totient is φ = 996530915328.

The previous prime is 2001200210129. The next prime is 2001200210279. The reversal of 2001200210222 is 2220120021002.

It is a junction number, because it is equal to n+sod(n) for n = 2001200210197 and 2001200210206.

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, 2598029 + ... + 3279047.

It is an arithmetic number, because the mean of its divisors is an integer number (188375750415).

Almost surely, 2^{2001200210222} is an apocalyptic number.

2001200210222 is a deficient number, since it is larger than the sum of its proper divisors (1012811796418).

2001200210222 is a wasteful number, since it uses less digits than its factorization.

2001200210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686995.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2001200210222 its reverse (2220120021002), we get a palindrome (4221320231224).

The spelling of 2001200210222 in words is "two trillion, one billion, two hundred million, two hundred ten thousand, two hundred twenty-two".