1011011201012 has 12 divisors (see below), whose sum is σ = 1799257222560. Its totient is φ = 496937708856.

The previous prime is 1011011200973. The next prime is 1011011201041. The reversal of 1011011201012 is 2101021101101.

It is a junction number, because it is equal to n+sod(n) for n = 1011011200984 and 1011011201002.

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, 2141972648 + ... + 2141973119.

It is an arithmetic number, because the mean of its divisors is an integer number (149938101880).

Almost surely, 2^{1011011201012} is an apocalyptic number.

It is an amenable number.

1011011201012 is a deficient number, since it is larger than the sum of its proper divisors (788246021548).

1011011201012 is a wasteful number, since it uses less digits than its factorization.

1011011201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283945830 (or 4283945828 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1011011201012 its reverse (2101021101101), we get a palindrome (3112032302113).

The spelling of 1011011201012 in words is "one trillion, eleven billion, eleven million, two hundred one thousand, twelve".