120100001022011 has 4 divisors (see below), whose sum is σ = 126421053707400. Its totient is φ = 113778948336624.

The previous prime is 120100001021981. The next prime is 120100001022103. The reversal of 120100001022011 is 110220100001021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120100001022011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120100001021983 and 120100001022001.

It is not an unprimeable number, because it can be changed into a prime (120100001322011) 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, 3160526342666 + ... + 3160526342703.

It is an arithmetic number, because the mean of its divisors is an integer number (31605263426850).

Almost surely, 2^{120100001022011} is an apocalyptic number.

120100001022011 is a deficient number, since it is larger than the sum of its proper divisors (6321052685389).

120100001022011 is an equidigital number, since it uses as much as digits as its factorization.

120100001022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6321052685388.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120100001022011 its reverse (110220100001021), we get a palindrome (230320101023032).

The spelling of 120100001022011 in words is "one hundred twenty trillion, one hundred billion, one million, twenty-two thousand, eleven".