121222130102 has 8 divisors (see below), whose sum is σ = 181835045616. Its totient is φ = 60610448232.

The previous prime is 121222130101. The next prime is 121222130153. The reversal of 121222130102 is 201031222121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121222130101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778 + ... + 492389.

It is an arithmetic number, because the mean of its divisors is an integer number (22729380702).

Almost surely, 2^121222130102 is an apocalyptic number.

121222130102 is a deficient number, since it is larger than the sum of its proper divisors (60612915514).

121222130102 is a wasteful number, since it uses less digits than its factorization.

121222130102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616822.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121222130102 its reverse (201031222121), we get a palindrome (322253352223).

The spelling of 121222130102 in words is "one hundred twenty-one billion, two hundred twenty-two million, one hundred thirty thousand, one hundred two".