1021403010006 has 24 divisors (see below), whose sum is σ = 2309258980080. Its totient is φ = 325664727696.

The previous prime is 1021403009981. The next prime is 1021403010011. The reversal of 1021403010006 is 6000103041201.

It is a happy number.

It is a super-2 number, since 2×1021403010006² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1233578101 + ... + 1233578928.

It is an arithmetic number, because the mean of its divisors is an integer number (96219124170).

Almost surely, 2^{1021403010006} is an apocalyptic number.

1021403010006 is an abundant number, since it is smaller than the sum of its proper divisors (1287855970074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021403010006 is a wasteful number, since it uses less digits than its factorization.

1021403010006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467157060 (or 2467157057 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1021403010006 its reverse (6000103041201), we get a palindrome (7021506051207).

The spelling of 1021403010006 in words is "one trillion, twenty-one billion, four hundred three million, ten thousand, six".