1020210111022 has 4 divisors (see below), whose sum is σ = 1530315166536. Its totient is φ = 510105055510.

The previous prime is 1020210111013. The next prime is 1020210111031. The reversal of 1020210111022 is 2201110120201.

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

It is an interprime number because it is at equal distance from previous prime (1020210111013) and next prime (1020210111031).

It is a junction number, because it is equal to n+sod(n) for n = 1020210110993 and 1020210111011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255052527754 + ... + 255052527757.

It is an arithmetic number, because the mean of its divisors is an integer number (382578791634).

Almost surely, 2^{1020210111022} is an apocalyptic number.

1020210111022 is a deficient number, since it is larger than the sum of its proper divisors (510105055514).

1020210111022 is an equidigital number, since it uses as much as digits as its factorization.

1020210111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510105055513.

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

Adding to 1020210111022 its reverse (2201110120201), we get a palindrome (3221320231223).

The spelling of 1020210111022 in words is "one trillion, twenty billion, two hundred ten million, one hundred eleven thousand, twenty-two".