1061999110100 has 18 divisors (see below), whose sum is σ = 2304538069134. Its totient is φ = 424799644000.

The previous prime is 1061999110093. The next prime is 1061999110111. The reversal of 1061999110100 is 10119991601.

1061999110100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 224968078864 + 837031031236 = 474308^2 + 914894^2 .

It is a super-2 number, since 2×1061999110100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5309995451 + ... + 5309995650.

Almost surely, 2^{1061999110100} is an apocalyptic number.

1061999110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061999110100 is an abundant number, since it is smaller than the sum of its proper divisors (1242538959034).

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

1061999110100 is a wasteful number, since it uses less digits than its factorization.

1061999110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10619991115 (or 10619991108 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 38.

The spelling of 1061999110100 in words is "one trillion, sixty-one billion, nine hundred ninety-nine million, one hundred ten thousand, one hundred".