10101220012 has 12 divisors (see below), whose sum is σ = 19036914736. Its totient is φ = 4662101520.

The previous prime is 10101220007. The next prime is 10101220013. The reversal of 10101220012 is 21002210101.

It is not an unprimeable number, because it can be changed into a prime (10101220013) 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, 97127064 + ... + 97127167.

Almost surely, 2^10101220012 is an apocalyptic number.

It is an amenable number.

10101220012 is a deficient number, since it is larger than the sum of its proper divisors (8935694724).

10101220012 is a wasteful number, since it uses less digits than its factorization.

10101220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194254248 (or 194254246 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10101220012 its reverse (21002210101), we get a palindrome (31103430113).

The spelling of 10101220012 in words is "ten billion, one hundred one million, two hundred twenty thousand, twelve".