1030121332121 has 48 divisors (see below), whose sum is σ = 1253144471040. Its totient is φ = 843319330560.

The previous prime is 1030121332111. The next prime is 1030121332129. The reversal of 1030121332121 is 1212331210301.

It is a happy number.

1030121332121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1030121332121 - 2¹⁸ = 1030121069977 is a prime.

It is a super-2 number, since 2×1030121332121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030121332093 and 1030121332102.

It is not an unprimeable number, because it can be changed into a prime (1030121332129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142337315 + ... + 142344551.

It is an arithmetic number, because the mean of its divisors is an integer number (26107176480).

Almost surely, 2^{1030121332121} is an apocalyptic number.

It is an amenable number.

1030121332121 is a deficient number, since it is larger than the sum of its proper divisors (223023138919).

1030121332121 is a wasteful number, since it uses less digits than its factorization.

1030121332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8494 (or 8487 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1030121332121 its reverse (1212331210301), we get a palindrome (2242452542422).

The spelling of 1030121332121 in words is "one trillion, thirty billion, one hundred twenty-one million, three hundred thirty-two thousand, one hundred twenty-one".