1020002112212 has 12 divisors (see below), whose sum is σ = 1846555548180. Its totient is φ = 492414812736.

The previous prime is 1020002112209. The next prime is 1020002112251. The reversal of 1020002112212 is 2122112000201.

It can be written as a sum of positive squares in 2 ways, for example, as 249054894916 + 770947217296 = 499054^2 + 878036^2 .

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, 4396560713 + ... + 4396560944.

It is an arithmetic number, because the mean of its divisors is an integer number (153879629015).

Almost surely, 2^{1020002112212} is an apocalyptic number.

It is an amenable number.

1020002112212 is a deficient number, since it is larger than the sum of its proper divisors (826553435968).

1020002112212 is a wasteful number, since it uses less digits than its factorization.

1020002112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793121690 (or 8793121688 counting only the distinct ones).

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

Adding to 1020002112212 its reverse (2122112000201), we get a palindrome (3142114112413).

The spelling of 1020002112212 in words is "one trillion, twenty billion, two million, one hundred twelve thousand, two hundred twelve".