1012222211102 has 16 divisors (see below), whose sum is σ = 1607827691952. Its totient is φ = 476286337920.

The previous prime is 1012222211101. The next prime is 1012222211111. The reversal of 1012222211102 is 2011122222101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012222211101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1364849 + ... + 1971612.

It is an arithmetic number, because the mean of its divisors is an integer number (100489230747).

Almost surely, 2^{1012222211102} is an apocalyptic number.

1012222211102 is a deficient number, since it is larger than the sum of its proper divisors (595605480850).

1012222211102 is a wasteful number, since it uses less digits than its factorization.

1012222211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345403.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1012222211102 its reverse (2011122222101), we get a palindrome (3023344433203).

The spelling of 1012222211102 in words is "one trillion, twelve billion, two hundred twenty-two million, two hundred eleven thousand, one hundred two".