1020002012212 has 12 divisors (see below), whose sum is σ = 1789867293760. Its totient is φ = 508611356856.

The previous prime is 1020002012131. The next prime is 1020002012269. The reversal of 1020002012212 is 2122102000201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020002012192 and 1020002012201.

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, 347410662 + ... + 347413597.

Almost surely, 2^{1020002012212} is an apocalyptic number.

It is an amenable number.

1020002012212 is a deficient number, since it is larger than the sum of its proper divisors (769865281548).

1020002012212 is a wasteful number, since it uses less digits than its factorization.

1020002012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694824630 (or 694824628 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020002012212 its reverse (2122102000201), we get a palindrome (3142104012413).

The spelling of 1020002012212 in words is "one trillion, twenty billion, two million, twelve thousand, two hundred twelve".