2021034350501 has 4 divisors (see below), whose sum is σ = 2021185221132. Its totient is φ = 2020883479872.

The previous prime is 2021034350483. The next prime is 2021034350513. The reversal of 2021034350501 is 1050534301202.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 75215805025 + 1945818545476 = 274255^2 + 1394926^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021034350501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021034350581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75415220 + ... + 75442013.

It is an arithmetic number, because the mean of its divisors is an integer number (505296305283).

Almost surely, 2^{2021034350501} is an apocalyptic number.

It is an amenable number.

2021034350501 is a deficient number, since it is larger than the sum of its proper divisors (150870631).

2021034350501 is a wasteful number, since it uses less digits than its factorization.

2021034350501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150870630.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 2021034350501 its reverse (1050534301202), we get a palindrome (3071568651703).

The spelling of 2021034350501 in words is "two trillion, twenty-one billion, thirty-four million, three hundred fifty thousand, five hundred one".