1010133421 has 32 divisors (see below), whose sum is σ = 1195015680. Its totient is φ = 843648000.

The previous prime is 1010133409. The next prime is 1010133437. The reversal of 1010133421 is 1243310101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010133421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010133395 and 1010133404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010133451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1491735 + ... + 1492411.

It is an arithmetic number, because the mean of its divisors is an integer number (37344240).

Almost surely, 2^1010133421 is an apocalyptic number.

1010133421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1010133421 is a deficient number, since it is larger than the sum of its proper divisors (184882259).

1010133421 is a wasteful number, since it uses less digits than its factorization.

1010133421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1010133421 is about 31782.5961966608. The cubic root of 1010133421 is about 1003.3664612214.

Adding to 1010133421 its reverse (1243310101), we get a palindrome (2253443522).

It can be divided in two parts, 1010 and 133421, that added together give a palindrome (134431).

The spelling of 1010133421 in words is "one billion, ten million, one hundred thirty-three thousand, four hundred twenty-one".