1012103321010 has 32 divisors (see below), whose sum is σ = 2431270416960. Its totient is φ = 269647280448.

The previous prime is 1012103320961. The next prime is 1012103321027. The reversal of 1012103321010 is 101233012101.

It is a happy number.

It is a super-2 number, since 2×1012103321010² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15400320 + ... + 15465899.

It is an arithmetic number, because the mean of its divisors is an integer number (75977200530).

Almost surely, 2^{1012103321010} is an apocalyptic number.

1012103321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012103321010 is an abundant number, since it is smaller than the sum of its proper divisors (1419167095950).

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

1012103321010 is a wasteful number, since it uses less digits than its factorization.

1012103321010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30867322.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1012103321010 its reverse (101233012101), we get a palindrome (1113336333111).

The spelling of 1012103321010 in words is "one trillion, twelve billion, one hundred three million, three hundred twenty-one thousand, ten".