1202111222222 has 64 divisors (see below), whose sum is σ = 1951533416448. Its totient is φ = 553726800000.

The previous prime is 1202111222203. The next prime is 1202111222233. The reversal of 1202111222222 is 2222221112021.

It is a junction number, because it is equal to n+sod(n) for n = 1202111222194 and 1202111222203.

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, 339481772 + ... + 339485312.

It is an arithmetic number, because the mean of its divisors is an integer number (30492709632).

Almost surely, 2^{1202111222222} is an apocalyptic number.

1202111222222 is a deficient number, since it is larger than the sum of its proper divisors (749422194226).

1202111222222 is a wasteful number, since it uses less digits than its factorization.

1202111222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1202111222222 its reverse (2222221112021), we get a palindrome (3424332334243).

The spelling of 1202111222222 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty-two".