1010001012222 has 32 divisors (see below), whose sum is σ = 2040369835680. Its totient is φ = 333273571200.

The previous prime is 1010001012179. The next prime is 1010001012257. The reversal of 1010001012222 is 2222101000101.

It is a junction number, because it is equal to n+sod(n) for n = 1010001012198 and 1010001012207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3278304 + ... + 3573132.

It is an arithmetic number, because the mean of its divisors is an integer number (63761557365).

Almost surely, 2^{1010001012222} is an apocalyptic number.

1010001012222 is an abundant number, since it is smaller than the sum of its proper divisors (1030368823458).

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

1010001012222 is a wasteful number, since it uses less digits than its factorization.

1010001012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300588.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1010001012222 its reverse (2222101000101), we get a palindrome (3232102012323).

It can be divided in two parts, 101000101 and 2222, that multiplied together give a palindrome (224422224422).

The spelling of 1010001012222 in words is "one trillion, ten billion, one million, twelve thousand, two hundred twenty-two".