121120101201 has 32 divisors (see below), whose sum is σ = 178305177600. Its totient is φ = 72522319680.

The previous prime is 121120101199. The next prime is 121120101203. The reversal of 121120101201 is 102101021121.

It is an interprime number because it is at equal distance from previous prime (121120101199) and next prime (121120101203).

It is not a de Polignac number, because 121120101201 - 2¹ = 121120101199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121120101203) 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, 1199640 + ... + 1296678.

It is an arithmetic number, because the mean of its divisors is an integer number (5572036800).

Almost surely, 2^121120101201 is an apocalyptic number.

121120101201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121120101201 is a deficient number, since it is larger than the sum of its proper divisors (57185076399).

121120101201 is a wasteful number, since it uses less digits than its factorization.

121120101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97509.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121120101201 its reverse (102101021121), we get a palindrome (223221122322).

The spelling of 121120101201 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred one thousand, two hundred one".