121100221202 has 32 divisors (see below), whose sum is σ = 189816359040. Its totient is φ = 57892947840.

The previous prime is 121100221201. The next prime is 121100221211. The reversal of 121100221202 is 202122001121.

It is not an unprimeable number, because it can be changed into a prime (121100221201) 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, 1970702 + ... + 2031222.

It is an arithmetic number, because the mean of its divisors is an integer number (5931761220).

Almost surely, 2^121100221202 is an apocalyptic number.

121100221202 is a deficient number, since it is larger than the sum of its proper divisors (68716137838).

121100221202 is a wasteful number, since it uses less digits than its factorization.

121100221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61058.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121100221202 its reverse (202122001121), we get a palindrome (323222222323).

The spelling of 121100221202 in words is "one hundred twenty-one billion, one hundred million, two hundred twenty-one thousand, two hundred two".