1022011012001 has 4 divisors (see below), whose sum is σ = 1168012585152. Its totient is φ = 876009438852.

The previous prime is 1022011011971. The next prime is 1022011012019. The reversal of 1022011012001 is 1002101102201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1022011012001 - 2²² = 1022006817697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1022011012031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73000786565 + ... + 73000786578.

It is an arithmetic number, because the mean of its divisors is an integer number (292003146288).

Almost surely, 2^{1022011012001} is an apocalyptic number.

It is an amenable number.

1022011012001 is a deficient number, since it is larger than the sum of its proper divisors (146001573151).

1022011012001 is an equidigital number, since it uses as much as digits as its factorization.

1022011012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146001573150.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1022011012001 its reverse (1002101102201), we get a palindrome (2024112114202).

The spelling of 1022011012001 in words is "one trillion, twenty-two billion, eleven million, twelve thousand, one".