121012201223102 has 16 divisors (see below), whose sum is σ = 207972030611040. Its totient is φ = 51731736252768.

The previous prime is 121012201223027. The next prime is 121012201223107. The reversal of 121012201223102 is 201322102210121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121012201223107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10886302577 + ... + 10886313692.

It is an arithmetic number, because the mean of its divisors is an integer number (12998251913190).

Almost surely, 2^{121012201223102} is an apocalyptic number.

121012201223102 is a deficient number, since it is larger than the sum of its proper divisors (86959829387938).

121012201223102 is a wasteful number, since it uses less digits than its factorization.

121012201223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21772616675.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121012201223102 its reverse (201322102210121), we get a palindrome (322334303433223).

The spelling of 121012201223102 in words is "one hundred twenty-one trillion, twelve billion, two hundred one million, two hundred twenty-three thousand, one hundred two".