2034021021 has 8 divisors (see below), whose sum is σ = 2769730944. Its totient is φ = 1327162560.

The previous prime is 2034021007. The next prime is 2034021061. The reversal of 2034021021 is 1201204302.

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

It is not a de Polignac number, because 2034021021 - 2⁶ = 2034020957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034021061) 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, 7212700 + ... + 7212981.

It is an arithmetic number, because the mean of its divisors is an integer number (346216368).

Almost surely, 2^2034021021 is an apocalyptic number.

It is an amenable number.

2034021021 is a deficient number, since it is larger than the sum of its proper divisors (735709923).

2034021021 is a wasteful number, since it uses less digits than its factorization.

2034021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14425731.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2034021021 is about 45100.1221838700. The cubic root of 2034021021 is about 1267.0248876569.

Adding to 2034021021 its reverse (1201204302), we get a palindrome (3235225323).

The spelling of 2034021021 in words is "two billion, thirty-four million, twenty-one thousand, twenty-one".