1020220000012 has 12 divisors (see below), whose sum is σ = 1789415217576. Its totient is φ = 508958509280.

The previous prime is 1020219999919. The next prime is 1020220000091. The reversal of 1020220000012 is 2100000220201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287870689 + ... + 287874232.

It is an arithmetic number, because the mean of its divisors is an integer number (149117934798).

Almost surely, 2^{1020220000012} is an apocalyptic number.

It is an amenable number.

1020220000012 is a deficient number, since it is larger than the sum of its proper divisors (769195217564).

1020220000012 is a wasteful number, since it uses less digits than its factorization.

1020220000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575745368 (or 575745366 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1020220000012 its reverse (2100000220201), we get a palindrome (3120220220213).

The spelling of 1020220000012 in words is "one trillion, twenty billion, two hundred twenty million, twelve", and thus it is an aban number.