121102220302030 has 16 divisors (see below), whose sum is σ = 237800723502384. Its totient is φ = 44037171018880.

The previous prime is 121102220302027. The next prime is 121102220302087. The reversal of 121102220302030 is 30203022201121.

It is a junction number, because it is equal to n+sod(n) for n = 121102220301989 and 121102220302007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550464637627 + ... + 550464637846.

It is an arithmetic number, because the mean of its divisors is an integer number (14862545218899).

Almost surely, 2^{121102220302030} is an apocalyptic number.

121102220302030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121102220302030 is a deficient number, since it is larger than the sum of its proper divisors (116698503200354).

121102220302030 is a wasteful number, since it uses less digits than its factorization.

121102220302030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100929275491.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121102220302030 its reverse (30203022201121), we get a palindrome (151305242503151).

The spelling of 121102220302030 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred twenty million, three hundred two thousand, thirty".