1011211002222 has 64 divisors (see below), whose sum is σ = 2084843059200. Its totient is φ = 326868514560.

The previous prime is 1011211002199. The next prime is 1011211002233. The reversal of 1011211002222 is 2222001121101.

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, 6281979 + ... + 6440937.

It is an arithmetic number, because the mean of its divisors is an integer number (32575672800).

Almost surely, 2^{1011211002222} is an apocalyptic number.

1011211002222 is an abundant number, since it is smaller than the sum of its proper divisors (1073632056978).

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

1011211002222 is a wasteful number, since it uses less digits than its factorization.

1011211002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159281.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1011211002222 its reverse (2222001121101), we get a palindrome (3233212123323).

The spelling of 1011211002222 in words is "one trillion, eleven billion, two hundred eleven million, two thousand, two hundred twenty-two".