1020100120012 has 24 divisors (see below), whose sum is σ = 1829636993520. Its totient is φ = 497359223040.

The previous prime is 1020100120009. The next prime is 1020100120063. The reversal of 1020100120012 is 2100210010201.

1020100120012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1239337 + ... + 1891072.

It is an arithmetic number, because the mean of its divisors is an integer number (76234874730).

Almost surely, 2^{1020100120012} is an apocalyptic number.

It is an amenable number.

1020100120012 is a deficient number, since it is larger than the sum of its proper divisors (809536873508).

1020100120012 is a wasteful number, since it uses less digits than its factorization.

1020100120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132441 (or 3132439 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020100120012 its reverse (2100210010201), we get a palindrome (3120310130213).

The spelling of 1020100120012 in words is "one trillion, twenty billion, one hundred million, one hundred twenty thousand, twelve".