121002133031230 has 16 divisors (see below), whose sum is σ = 237604188497904. Its totient is φ = 44000775647680.

The previous prime is 121002133031159. The next prime is 121002133031281. The reversal of 121002133031230 is 32130331200121.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 550009695487 + ... + 550009695706.

It is an arithmetic number, because the mean of its divisors is an integer number (14850261781119).

Almost surely, 2^{121002133031230} is an apocalyptic number.

121002133031230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121002133031230 is a deficient number, since it is larger than the sum of its proper divisors (116602055466674).

121002133031230 is a wasteful number, since it uses less digits than its factorization.

121002133031230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100019391211.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 121002133031230 its reverse (32130331200121), we get a palindrome (153132464231351).

The spelling of 121002133031230 in words is "one hundred twenty-one trillion, two billion, one hundred thirty-three million, thirty-one thousand, two hundred thirty".