1011022001012 has 24 divisors (see below), whose sum is σ = 1790673015936. Its totient is φ = 499401600768.

The previous prime is 1011022000991. The next prime is 1011022001029. The reversal of 1011022001012 is 2101002201101.

It is a junction number, because it is equal to n+sod(n) for n = 1011022000984 and 1011022001002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13572533 + ... + 13646819.

It is an arithmetic number, because the mean of its divisors is an integer number (74611375664).

Almost surely, 2^{1011022001012} is an apocalyptic number.

It is an amenable number.

1011022001012 is a deficient number, since it is larger than the sum of its proper divisors (779651014924).

1011022001012 is a wasteful number, since it uses less digits than its factorization.

1011022001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115367 (or 115365 counting only the distinct ones).

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

Adding to 1011022001012 its reverse (2101002201101), we get a palindrome (3112024202113).

The spelling of 1011022001012 in words is "one trillion, eleven billion, twenty-two million, one thousand, twelve".