1012021102102 has 8 divisors (see below), whose sum is σ = 1518043861656. Its totient is φ = 506006481552.

The previous prime is 1012021102073. The next prime is 1012021102133. The reversal of 1012021102102 is 2012011202101.

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

It is a super-2 number, since 2×1012021102102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1713768 + ... + 2227339.

It is an arithmetic number, because the mean of its divisors is an integer number (189755482707).

Almost surely, 2^{1012021102102} is an apocalyptic number.

1012021102102 is a deficient number, since it is larger than the sum of its proper divisors (506022759554).

1012021102102 is a wasteful number, since it uses less digits than its factorization.

1012021102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069502.

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

Adding to 1012021102102 its reverse (2012011202101), we get a palindrome (3024032304203).

Subtracting 1012021102102 from its reverse (2012011202101), we obtain a palindrome (999990099999).

The spelling of 1012021102102 in words is "one trillion, twelve billion, twenty-one million, one hundred two thousand, one hundred two".