1000201212112 has 10 divisors (see below), whose sum is σ = 1937889848498. Its totient is φ = 500100606048.

The previous prime is 1000201212071. The next prime is 1000201212133. The reversal of 1000201212112 is 2112121020001.

It can be written as a sum of positive squares in only one way, i.e., 893334986896 + 106866225216 = 945164^2 + 326904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1000201212092 and 1000201212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31256287863 + ... + 31256287894.

Almost surely, 2^{1000201212112} is an apocalyptic number.

It is an amenable number.

1000201212112 is a deficient number, since it is larger than the sum of its proper divisors (937688636386).

1000201212112 is an equidigital number, since it uses as much as digits as its factorization.

1000201212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62512575765 (or 62512575759 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1000201212112 its reverse (2112121020001), we get a palindrome (3112322232113).

The spelling of 1000201212112 in words is "one trillion, two hundred one million, two hundred twelve thousand, one hundred twelve".