121201101221002 has 24 divisors (see below), whose sum is σ = 199840937341248. Its totient is φ = 55088826541320.

The previous prime is 121201101220973. The next prime is 121201101221023. The reversal of 121201101221002 is 200122101102121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6564738 + ... + 16896685.

It is an arithmetic number, because the mean of its divisors is an integer number (8326705722552).

Almost surely, 2^{121201101221002} is an apocalyptic number.

121201101221002 is a deficient number, since it is larger than the sum of its proper divisors (78639836120246).

121201101221002 is a wasteful number, since it uses less digits than its factorization.

121201101221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23482794 (or 23482783 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121201101221002 its reverse (200122101102121), we get a palindrome (321323202323123).

The spelling of 121201101221002 in words is "one hundred twenty-one trillion, two hundred one billion, one hundred one million, two hundred twenty-one thousand, two".