1011012112080 has 80 divisors (see below), whose sum is σ = 3482375060160. Its totient is φ = 269603229312.

The previous prime is 1011012112057. The next prime is 1011012112091. The reversal of 1011012112080 is 802112101101.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×1011012112080³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234028422 + ... + 234032741.

It is an arithmetic number, because the mean of its divisors is an integer number (43529688252).

Almost surely, 2^{1011012112080} is an apocalyptic number.

1011012112080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011012112080 is an abundant number, since it is smaller than the sum of its proper divisors (2471362948080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011012112080 is a wasteful number, since it uses less digits than its factorization.

1011012112080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468061185 (or 468061173 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 1011012112080 its reverse (802112101101), we get a palindrome (1813124213181).

The spelling of 1011012112080 in words is "one trillion, eleven billion, twelve million, one hundred twelve thousand, eighty".