10221101021012 has 36 divisors (see below), whose sum is σ = 20890138840704. Its totient is φ = 4363019766000.

The previous prime is 10221101020969. The next prime is 10221101021051. The reversal of 10221101021012 is 21012010112201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103832228 + ... + 103930619.

It is an arithmetic number, because the mean of its divisors is an integer number (580281634464).

Almost surely, 2^{10221101021012} is an apocalyptic number.

It is an amenable number.

10221101021012 is an abundant number, since it is smaller than the sum of its proper divisors (10669037819692).

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

10221101021012 is a wasteful number, since it uses less digits than its factorization.

10221101021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207763116 (or 207763107 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10221101021012 its reverse (21012010112201), we get a palindrome (31233111133213).

The spelling of 10221101021012 in words is "ten trillion, two hundred twenty-one billion, one hundred one million, twenty-one thousand, twelve".