1020011222012 has 12 divisors (see below), whose sum is σ = 1790076353856. Its totient is φ = 508560835200.

The previous prime is 1020011222003. The next prime is 1020011222029. The reversal of 1020011222012 is 2102221100201.

It is a congruent number.

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, 361192364 + ... + 361195187.

It is an arithmetic number, because the mean of its divisors is an integer number (149173029488).

Almost surely, 2^{1020011222012} is an apocalyptic number.

It is an amenable number.

1020011222012 is a deficient number, since it is larger than the sum of its proper divisors (770065131844).

1020011222012 is a wasteful number, since it uses less digits than its factorization.

1020011222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722387908 (or 722387906 counting only the distinct ones).

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

Adding to 1020011222012 its reverse (2102221100201), we get a palindrome (3122232322213).

The spelling of 1020011222012 in words is "one trillion, twenty billion, eleven million, two hundred twenty-two thousand, twelve".