121010023331010 has 192 divisors, whose sum is σ = 375141511240704. Its totient is φ = 26719480627200.

The previous prime is 121010023330969. The next prime is 121010023331017. The reversal of 121010023331010 is 10133320010121.

121010023331010 is a `hidden beast` number, since 1 + 2 + 10 + 100 + 233 + 310 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (121010023331017) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 115448239 + ... + 116491698.

It is an arithmetic number, because the mean of its divisors is an integer number (1953862037712).

Almost surely, 2^{121010023331010} is an apocalyptic number.

121010023331010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121010023331010 is an abundant number, since it is smaller than the sum of its proper divisors (254131487909694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121010023331010 is a wasteful number, since it uses less digits than its factorization.

121010023331010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231940009 (or 231940006 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 121010023331010 its reverse (10133320010121), we get a palindrome (131143343341131).

The spelling of 121010023331010 in words is "one hundred twenty-one trillion, ten billion, twenty-three million, three hundred thirty-one thousand, ten".