120003000012121 has 32 divisors (see below), whose sum is σ = 134726215075200. Its totient is φ = 106218351820800.

The previous prime is 120003000012101. The next prime is 120003000012131. The reversal of 120003000012121 is 121210000300021.

It is a de Polignac number, because none of the positive numbers 2^k-120003000012121 is a prime.

It is a super-2 number, since 2×120003000012121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120003000012101) 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, 430916901 + ... + 431195293.

It is an arithmetic number, because the mean of its divisors is an integer number (4210194221100).

Almost surely, 2^{120003000012121} is an apocalyptic number.

It is an amenable number.

120003000012121 is a deficient number, since it is larger than the sum of its proper divisors (14723215063079).

120003000012121 is a wasteful number, since it uses less digits than its factorization.

120003000012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288169.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 120003000012121 its reverse (121210000300021), we get a palindrome (241213000312142).

The spelling of 120003000012121 in words is "one hundred twenty trillion, three billion, twelve thousand, one hundred twenty-one".