1071706771212 has 96 divisors (see below), whose sum is σ = 3190197018624. Its totient is φ = 271891771200.

The previous prime is 1071706771211. The next prime is 1071706771229. The reversal of 1071706771212 is 2121776071701.

It is a super-2 number, since 2×1071706771212² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1071706771211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13446964 + ... + 13526427.

It is an arithmetic number, because the mean of its divisors is an integer number (33231218944).

Almost surely, 2^{1071706771212} is an apocalyptic number.

1071706771212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1071706771212 is an abundant number, since it is smaller than the sum of its proper divisors (2118490247412).

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

1071706771212 is a wasteful number, since it uses less digits than its factorization.

1071706771212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26973459 (or 26973457 counting only the distinct ones).

The product of its (nonzero) digits is 57624, while the sum is 42.

The spelling of 1071706771212 in words is "one trillion, seventy-one billion, seven hundred six million, seven hundred seventy-one thousand, two hundred twelve".