111021021001022 has 48 divisors (see below), whose sum is σ = 183202230048432. Its totient is φ = 50421333600000.

The previous prime is 111021021001019. The next prime is 111021021001127. The reversal of 111021021001022 is 220100120120111.

It is a junction number, because it is equal to n+sod(n) for n = 111021021000988 and 111021021001006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2112205622 + ... + 2112258182.

It is an arithmetic number, because the mean of its divisors is an integer number (3816713126009).

Almost surely, 2^{111021021001022} is an apocalyptic number.

111021021001022 is a deficient number, since it is larger than the sum of its proper divisors (72181209047410).

111021021001022 is a wasteful number, since it uses less digits than its factorization.

111021021001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59817 (or 59806 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111021021001022 its reverse (220100120120111), we get a palindrome (331121141121133).

The spelling of 111021021001022 in words is "one hundred eleven trillion, twenty-one billion, twenty-one million, one thousand, twenty-two".