10100101221012 has 96 divisors (see below), whose sum is σ = 27957384040320. Its totient is φ = 2802745221120.

The previous prime is 10100101220969. The next prime is 10100101221019. The reversal of 10100101221012 is 21012210100101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100101221019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60740437 + ... + 60906492.

It is an arithmetic number, because the mean of its divisors is an integer number (291222750420).

Almost surely, 2^{10100101221012} is an apocalyptic number.

10100101221012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10100101221012 is an abundant number, since it is smaller than the sum of its proper divisors (17857282819308).

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

10100101221012 is a wasteful number, since it uses less digits than its factorization.

10100101221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121647001 (or 121646999 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10100101221012 its reverse (21012210100101), we get a palindrome (31112311321113).

The spelling of 10100101221012 in words is "ten trillion, one hundred billion, one hundred one million, two hundred twenty-one thousand, twelve".