1200010002222 has 64 divisors (see below), whose sum is σ = 2486783287296. Its totient is φ = 385782415200.

The previous prime is 1200010002193. The next prime is 1200010002239. The reversal of 1200010002222 is 2222000100021.

It is a junction number, because it is equal to n+sod(n) for n = 1200010002198 and 1200010002207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41764353 + ... + 41793075.

It is an arithmetic number, because the mean of its divisors is an integer number (38855988864).

Almost surely, 2^{1200010002222} is an apocalyptic number.

1200010002222 is an abundant number, since it is smaller than the sum of its proper divisors (1286773285074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200010002222 is a wasteful number, since it uses less digits than its factorization.

1200010002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30805.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1200010002222 its reverse (2222000100021), we get a palindrome (3422010102243).

The spelling of 1200010002222 in words is "one trillion, two hundred billion, ten million, two thousand, two hundred twenty-two".