1066212011154 has 32 divisors (see below), whose sum is σ = 2190989719296. Its totient is φ = 345651235200.

The previous prime is 1066212011147. The next prime is 1066212011171. The reversal of 1066212011154 is 4511102126601.

It is a super-2 number, since 2×1066212011154² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499507 + ... + 1543350.

It is an arithmetic number, because the mean of its divisors is an integer number (68468428728).

Almost surely, 2^{1066212011154} is an apocalyptic number.

1066212011154 is an abundant number, since it is smaller than the sum of its proper divisors (1124777708142).

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

1066212011154 is a wasteful number, since it uses less digits than its factorization.

1066212011154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045250.

The product of its (nonzero) digits is 2880, while the sum is 30.

Adding to 1066212011154 its reverse (4511102126601), we get a palindrome (5577314137755).

The spelling of 1066212011154 in words is "one trillion, sixty-six billion, two hundred twelve million, eleven thousand, one hundred fifty-four".