1020012101222 has 4 divisors (see below), whose sum is σ = 1530018151836. Its totient is φ = 510006050610.

The previous prime is 1020012101209. The next prime is 1020012101243. The reversal of 1020012101222 is 2221012100201.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1020012101197 and 1020012101206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255003025304 + ... + 255003025307.

It is an arithmetic number, because the mean of its divisors is an integer number (382504537959).

Almost surely, 2^{1020012101222} is an apocalyptic number.

1020012101222 is a deficient number, since it is larger than the sum of its proper divisors (510006050614).

1020012101222 is an equidigital number, since it uses as much as digits as its factorization.

1020012101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510006050613.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1020012101222 its reverse (2221012100201), we get a palindrome (3241024201423).

The spelling of 1020012101222 in words is "one trillion, twenty billion, twelve million, one hundred one thousand, two hundred twenty-two".