1020200222102 has 4 divisors (see below), whose sum is σ = 1530300333156. Its totient is φ = 510100111050.

The previous prime is 1020200222081. The next prime is 1020200222113. The reversal of 1020200222102 is 2012220020201.

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

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, 255050055524 + ... + 255050055527.

It is an arithmetic number, because the mean of its divisors is an integer number (382575083289).

Almost surely, 2^{1020200222102} is an apocalyptic number.

1020200222102 is a deficient number, since it is larger than the sum of its proper divisors (510100111054).

1020200222102 is an equidigital number, since it uses as much as digits as its factorization.

1020200222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510100111053.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1020200222102 its reverse (2012220020201), we get a palindrome (3032420242303).

The spelling of 1020200222102 in words is "one trillion, twenty billion, two hundred million, two hundred twenty-two thousand, one hundred two".