2102111031034 has 32 divisors (see below), whose sum is σ = 3857576025600. Its totient is φ = 839022773040.

The previous prime is 2102111031019. The next prime is 2102111031049. The reversal of 2102111031034 is 4301301112012.

It is an interprime number because it is at equal distance from previous prime (2102111031019) and next prime (2102111031049).

It is a super-2 number, since 2×2102111031034² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66956112 + ... + 66987499.

It is an arithmetic number, because the mean of its divisors is an integer number (120549250800).

Almost surely, 2^{2102111031034} is an apocalyptic number.

2102111031034 is a deficient number, since it is larger than the sum of its proper divisors (1755464994566).

2102111031034 is a wasteful number, since it uses less digits than its factorization.

2102111031034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133943698.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2102111031034 its reverse (4301301112012), we get a palindrome (6403412143046).

The spelling of 2102111031034 in words is "two trillion, one hundred two billion, one hundred eleven million, thirty-one thousand, thirty-four".