1061105611100 has 18 divisors (see below), whose sum is σ = 2302599176304. Its totient is φ = 424442244400.

The previous prime is 1061105610979. The next prime is 1061105611109. The reversal of 1061105611100 is 11165011601.

It is a happy number.

It is a super-2 number, since 2×1061105611100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061105611109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5305527956 + ... + 5305528155.

Almost surely, 2^{1061105611100} is an apocalyptic number.

1061105611100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061105611100 is an abundant number, since it is smaller than the sum of its proper divisors (1241493565204).

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

1061105611100 is a wasteful number, since it uses less digits than its factorization.

1061105611100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611056125 (or 10611056118 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 23.

The spelling of 1061105611100 in words is "one trillion, sixty-one billion, one hundred five million, six hundred eleven thousand, one hundred".