2103021111029 has 4 divisors (see below), whose sum is σ = 2107304250240. Its totient is φ = 2098737971820.

The previous prime is 2103021111013. The next prime is 2103021111041. The reversal of 2103021111029 is 9201111203012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2103021111029 - 2⁴ = 2103021111013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103021110995 and 2103021111013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103021111929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2141568869 + ... + 2141569850.

It is an arithmetic number, because the mean of its divisors is an integer number (526826062560).

Almost surely, 2^{2103021111029} is an apocalyptic number.

It is an amenable number.

2103021111029 is a deficient number, since it is larger than the sum of its proper divisors (4283139211).

2103021111029 is an equidigital number, since it uses as much as digits as its factorization.

2103021111029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283139210.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 2103021111029 in words is "two trillion, one hundred three billion, twenty-one million, one hundred eleven thousand, twenty-nine".