120220012121001 has 32 divisors (see below), whose sum is σ = 173463406085760. Its totient is φ = 73621952538624.

The previous prime is 120220012120979. The next prime is 120220012121009. The reversal of 120220012121001 is 100121210022021.

It is not a de Polignac number, because 120220012121001 - 2⁴² = 115821965609897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120220012121009) 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, 14676946 + ... + 21350708.

It is an arithmetic number, because the mean of its divisors is an integer number (5420731440180).

Almost surely, 2^{120220012121001} is an apocalyptic number.

It is an amenable number.

120220012121001 is a deficient number, since it is larger than the sum of its proper divisors (53243393964759).

120220012121001 is a wasteful number, since it uses less digits than its factorization.

120220012121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6676025.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120220012121001 its reverse (100121210022021), we get a palindrome (220341222143022).

The spelling of 120220012121001 in words is "one hundred twenty trillion, two hundred twenty billion, twelve million, one hundred twenty-one thousand, one".