1021011111022 has 8 divisors (see below), whose sum is σ = 1750304761776. Its totient is φ = 437576190432.

The previous prime is 1021011111007. The next prime is 1021011111031. The reversal of 1021011111022 is 2201111101201.

It is a happy number.

1021011111022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1021011110993 and 1021011111011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36464682523 + ... + 36464682550.

It is an arithmetic number, because the mean of its divisors is an integer number (218788095222).

Almost surely, 2^{1021011111022} is an apocalyptic number.

1021011111022 is a deficient number, since it is larger than the sum of its proper divisors (729293650754).

1021011111022 is an equidigital number, since it uses as much as digits as its factorization.

1021011111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72929365082.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1021011111022 its reverse (2201111101201), we get a palindrome (3222122212223).

The spelling of 1021011111022 in words is "one trillion, twenty-one billion, eleven million, one hundred eleven thousand, twenty-two".