1020012201212 has 24 divisors (see below), whose sum is σ = 1791111655872. Its totient is φ = 508266720000.

The previous prime is 1020012201199. The next prime is 1020012201217. The reversal of 1020012201212 is 2121022100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020012201217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5862512 + ... + 6033992.

It is an arithmetic number, because the mean of its divisors is an integer number (74629652328).

Almost surely, 2^{1020012201212} is an apocalyptic number.

It is an amenable number.

1020012201212 is a deficient number, since it is larger than the sum of its proper divisors (771099454660).

1020012201212 is a wasteful number, since it uses less digits than its factorization.

1020012201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176549 (or 176547 counting only the distinct ones).

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

Adding to 1020012201212 its reverse (2121022100201), we get a palindrome (3141034301413).

The spelling of 1020012201212 in words is "one trillion, twenty billion, twelve million, two hundred one thousand, two hundred twelve".