1211200002022 has 8 divisors (see below), whose sum is σ = 1823553907200. Its totient is φ = 603348699624.

The previous prime is 1211200002007. The next prime is 1211200002037. The reversal of 1211200002022 is 2202000021121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1211200002007) and next prime (1211200002037).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1211200001993 and 1211200002011.

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, 1125650022 + ... + 1125651097.

It is an arithmetic number, because the mean of its divisors is an integer number (227944238400).

Almost surely, 2^{1211200002022} is an apocalyptic number.

1211200002022 is a deficient number, since it is larger than the sum of its proper divisors (612353905178).

1211200002022 is a wasteful number, since it uses less digits than its factorization.

1211200002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251301390.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1211200002022 its reverse (2202000021121), we get a palindrome (3413200023143).

The spelling of 1211200002022 in words is "one trillion, two hundred eleven billion, two hundred million, two thousand, twenty-two".