1001211210022 has 4 divisors (see below), whose sum is σ = 1501816815036. Its totient is φ = 500605605010.

The previous prime is 1001211209983. The next prime is 1001211210053. The reversal of 1001211210022 is 2200121121001.

1001211210022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1001211209984 and 1001211210011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250302802504 + ... + 250302802507.

It is an arithmetic number, because the mean of its divisors is an integer number (375454203759).

Almost surely, 2^{1001211210022} is an apocalyptic number.

1001211210022 is a deficient number, since it is larger than the sum of its proper divisors (500605605014).

1001211210022 is an equidigital number, since it uses as much as digits as its factorization.

1001211210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500605605013.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1001211210022 its reverse (2200121121001), we get a palindrome (3201332331023).

The spelling of 1001211210022 in words is "one trillion, one billion, two hundred eleven million, two hundred ten thousand, twenty-two".