1012202021102 has 8 divisors (see below), whose sum is σ = 1518307390512. Its totient is φ = 506099557600.

The previous prime is 1012202021053. The next prime is 1012202021183. The reversal of 1012202021102 is 2011202022101.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721727 + ... + 1595397.

It is an arithmetic number, because the mean of its divisors is an integer number (189788423814).

Almost surely, 2^{1012202021102} is an apocalyptic number.

1012202021102 is a deficient number, since it is larger than the sum of its proper divisors (506105369410).

1012202021102 is an equidigital number, since it uses as much as digits as its factorization.

1012202021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452954.

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

Adding to 1012202021102 its reverse (2011202022101), we get a palindrome (3023404043203).

Subtracting 1012202021102 from its reverse (2011202022101), we obtain a palindrome (999000000999).

The spelling of 1012202021102 in words is "one trillion, twelve billion, two hundred two million, twenty-one thousand, one hundred two".