1012143213100 has 18 divisors (see below), whose sum is σ = 2196350772644. Its totient is φ = 404857285200.

The previous prime is 1012143213079. The next prime is 1012143213127. The reversal of 1012143213100 is 13123412101.

It is a super-2 number, since 2×1012143213100² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5060715966 + ... + 5060716165.

Almost surely, 2^{1012143213100} is an apocalyptic number.

1012143213100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012143213100 is an abundant number, since it is smaller than the sum of its proper divisors (1184207559544).

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

1012143213100 is a wasteful number, since it uses less digits than its factorization.

1012143213100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121432145 (or 10121432138 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1012143213100 its reverse (13123412101), we get a palindrome (1025266625201).

The spelling of 1012143213100 in words is "one trillion, twelve billion, one hundred forty-three million, two hundred thirteen thousand, one hundred".