2021433010401 has 32 divisors (see below), whose sum is σ = 3100874832640. Its totient is φ = 1147385730816.

The previous prime is 2021433010369. The next prime is 2021433010423. The reversal of 2021433010401 is 1040103341202.

It is not a de Polignac number, because 2021433010401 - 2⁵ = 2021433010369 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021433010001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10551075 + ... + 10740951.

It is an arithmetic number, because the mean of its divisors is an integer number (96902338520).

Almost surely, 2^{2021433010401} is an apocalyptic number.

2021433010401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2021433010401 is a deficient number, since it is larger than the sum of its proper divisors (1079441822239).

2021433010401 is a wasteful number, since it uses less digits than its factorization.

2021433010401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193273.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2021433010401 its reverse (1040103341202), we get a palindrome (3061536351603).

The spelling of 2021433010401 in words is "two trillion, twenty-one billion, four hundred thirty-three million, ten thousand, four hundred one".