1002120002103 has 8 divisors (see below), whose sum is σ = 1457629094016. Its totient is φ = 607345455800.

The previous prime is 1002120002087. The next prime is 1002120002183. The reversal of 1002120002103 is 3012000212001.

1002120002103 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1002120002103 - 2⁴ = 1002120002087 is a prime.

It is a super-2 number, since 2×1002120002103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002120002183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15183636363 + ... + 15183636428.

It is an arithmetic number, because the mean of its divisors is an integer number (182203636752).

Almost surely, 2^{1002120002103} is an apocalyptic number.

1002120002103 is a deficient number, since it is larger than the sum of its proper divisors (455509091913).

1002120002103 is a wasteful number, since it uses less digits than its factorization.

1002120002103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30367272805.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1002120002103 its reverse (3012000212001), we get a palindrome (4014120214104).

The spelling of 1002120002103 in words is "one trillion, two billion, one hundred twenty million, two thousand, one hundred three".