1022001001011 has 12 divisors (see below), whose sum is σ = 1553919650920. Its totient is φ = 645474316320.

The previous prime is 1022001000959. The next prime is 1022001001019. The reversal of 1022001001011 is 1101001002201.

It is a happy number.

1022001001011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1022001001011 - 2⁷ = 1022001000883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022001000984 and 1022001001002.

It is not an unprimeable number, because it can be changed into a prime (1022001001019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2988306850 + ... + 2988307191.

Almost surely, 2^{1022001001011} is an apocalyptic number.

1022001001011 is a deficient number, since it is larger than the sum of its proper divisors (531918649909).

1022001001011 is a wasteful number, since it uses less digits than its factorization.

1022001001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5976614066 (or 5976614063 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1022001001011 its reverse (1101001002201), we get a palindrome (2123002003212).

The spelling of 1022001001011 in words is "one trillion, twenty-two billion, one million, one thousand, eleven".