2101277054 has 4 divisors (see below), whose sum is σ = 3151915584. Its totient is φ = 1050638526.

The previous prime is 2101277047. The next prime is 2101277069. The reversal of 2101277054 is 4507721012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525319262 + ... + 525319265.

It is an arithmetic number, because the mean of its divisors is an integer number (787978896).

Almost surely, 2^2101277054 is an apocalyptic number.

2101277054 is a deficient number, since it is larger than the sum of its proper divisors (1050638530).

2101277054 is a wasteful number, since it uses less digits than its factorization.

2101277054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050638529.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 2101277054 is about 45839.6886333230. The cubic root of 2101277054 is about 1280.8386947266.

Adding to 2101277054 its reverse (4507721012), we get a palindrome (6608998066).

The spelling of 2101277054 in words is "two billion, one hundred one million, two hundred seventy-seven thousand, fifty-four".