10120001222001 has 16 divisors (see below), whose sum is σ = 14865744374208. Its totient is φ = 6072607992000.

The previous prime is 10120001221969. The next prime is 10120001222029. The reversal of 10120001222001 is 10022210002101.

It is not a de Polignac number, because 10120001222001 - 2⁵ = 10120001221969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120001222101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1518148666 + ... + 1518155331.

It is an arithmetic number, because the mean of its divisors is an integer number (929109023388).

Almost surely, 2^{10120001222001} is an apocalyptic number.

10120001222001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10120001222001 is a deficient number, since it is larger than the sum of its proper divisors (4745743152207).

10120001222001 is a wasteful number, since it uses less digits than its factorization.

10120001222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036304112.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10120001222001 its reverse (10022210002101), we get a palindrome (20142211224102).

The spelling of 10120001222001 in words is "ten trillion, one hundred twenty billion, one million, two hundred twenty-two thousand, one".