2061100515 has 16 divisors (see below), whose sum is σ = 3299230368. Its totient is φ = 1098763776.

The previous prime is 2061100507. The next prime is 2061100543. The reversal of 2061100515 is 5150011602.

It is not a de Polignac number, because 2061100515 - 2³ = 2061100507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2061100491 and 2061100500.

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, 5547 + ... + 64443.

It is an arithmetic number, because the mean of its divisors is an integer number (206201898).

Almost surely, 2^2061100515 is an apocalyptic number.

2061100515 is a deficient number, since it is larger than the sum of its proper divisors (1238129853).

2061100515 is a wasteful number, since it uses less digits than its factorization.

2061100515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61238.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 2061100515 is about 45399.3448741279. The cubic root of 2061100515 is about 1272.6228710690.

The spelling of 2061100515 in words is "two billion, sixty-one million, one hundred thousand, five hundred fifteen".