2081101478 has 32 divisors (see below), whose sum is σ = 3332568096. Its totient is φ = 971296768.

The previous prime is 2081101457. The next prime is 2081101489. The reversal of 2081101478 is 8741011802.

It is a congruent number.

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, 3509150 + ... + 3509742.

It is an arithmetic number, because the mean of its divisors is an integer number (104142753).

Almost surely, 2^2081101478 is an apocalyptic number.

2081101478 is a deficient number, since it is larger than the sum of its proper divisors (1251466618).

2081101478 is a wasteful number, since it uses less digits than its factorization.

2081101478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its (nonzero) digits is 3584, while the sum is 32.

The square root of 2081101478 is about 45619.0911571022. The cubic root of 2081101478 is about 1276.7261465500.

The spelling of 2081101478 in words is "two billion, eighty-one million, one hundred one thousand, four hundred seventy-eight".