10221201101120 has 112 divisors (see below), whose sum is σ = 24681294879120. Its totient is φ = 4031060852736.

The previous prime is 10221201101117. The next prime is 10221201101131. The reversal of 10221201101120 is 2110110212201.

It can be written as a sum of positive squares in 8 ways, for example, as 1464951963904 + 8756249137216 = 1210352^2 + 2959096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10221201101095 and 10221201101104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67879034 + ... + 68029446.

Almost surely, 2^{10221201101120} is an apocalyptic number.

10221201101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10221201101120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12340647439560).

10221201101120 is an abundant number, since it is smaller than the sum of its proper divisors (14460093778000).

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

10221201101120 is a wasteful number, since it uses less digits than its factorization.

10221201101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153412 (or 153402 counting only the distinct ones).

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

Adding to 10221201101120 its reverse (2110110212201), we get a palindrome (12331311313321).

The spelling of 10221201101120 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, one hundred one thousand, one hundred twenty".