2101434403 has 8 divisors (see below), whose sum is σ = 2116417680. Its totient is φ = 2086487520.

The previous prime is 2101434389. The next prime is 2101434427. The reversal of 2101434403 is 3044341012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2101434403 - 2¹⁷ = 2101303331 is a prime.

It is a super-2 number, since 2×2101434403² = 8832053100223932818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101434443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112513 + ... + 129853.

It is an arithmetic number, because the mean of its divisors is an integer number (264552210).

Almost surely, 2^2101434403 is an apocalyptic number.

2101434403 is a deficient number, since it is larger than the sum of its proper divisors (14983277).

2101434403 is a wasteful number, since it uses less digits than its factorization.

2101434403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18197.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2101434403 is about 45841.4048977559. The cubic root of 2101434403 is about 1280.8706647544.

Adding to 2101434403 its reverse (3044341012), we get a palindrome (5145775415).

The spelling of 2101434403 in words is "two billion, one hundred one million, four hundred thirty-four thousand, four hundred three".