1010500401 has 4 divisors (see below), whose sum is σ = 1347333872. Its totient is φ = 673666932.

The previous prime is 1010500367. The next prime is 1010500429. The reversal of 1010500401 is 1040050101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1010500401 - 2¹⁰ = 1010499377 is a prime.

It is a super-2 number, since 2×1010500401² = 2042222120842321602, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1010500501) 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, 168416731 + ... + 168416736.

It is an arithmetic number, because the mean of its divisors is an integer number (336833468).

Almost surely, 2^1010500401 is an apocalyptic number.

It is an amenable number.

1010500401 is a deficient number, since it is larger than the sum of its proper divisors (336833471).

1010500401 is an equidigital number, since it uses as much as digits as its factorization.

1010500401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336833470.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1010500401 is about 31788.3689578437. The cubic root of 1010500401 is about 1003.4879537010.

Adding to 1010500401 its reverse (1040050101), we get a palindrome (2050550502).

The spelling of 1010500401 in words is "one billion, ten million, five hundred thousand, four hundred one".