1022011021012 has 48 divisors (see below), whose sum is σ = 1880394299392. Its totient is φ = 485418083040.

The previous prime is 1022011020997. The next prime is 1022011021039. The reversal of 1022011021012 is 2101201102201.

It is a junction number, because it is equal to n+sod(n) for n = 1022011020983 and 1022011021001.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2133823 + ... + 2568505.

Almost surely, 2^{1022011021012} is an apocalyptic number.

It is an amenable number.

1022011021012 is a deficient number, since it is larger than the sum of its proper divisors (858383278380).

1022011021012 is a wasteful number, since it uses less digits than its factorization.

1022011021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435068 (or 435066 counting only the distinct ones).

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

Adding to 1022011021012 its reverse (2101201102201), we get a palindrome (3123212123213).

The spelling of 1022011021012 in words is "one trillion, twenty-two billion, eleven million, twenty-one thousand, twelve".