1030111120102 has 4 divisors (see below), whose sum is σ = 1545166680156. Its totient is φ = 515055560050.

The previous prime is 1030111120099. The next prime is 1030111120121. The reversal of 1030111120102 is 2010211110301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1030111120102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257527780024 + ... + 257527780027.

It is an arithmetic number, because the mean of its divisors is an integer number (386291670039).

Almost surely, 2^{1030111120102} is an apocalyptic number.

1030111120102 is a deficient number, since it is larger than the sum of its proper divisors (515055560054).

1030111120102 is an equidigital number, since it uses as much as digits as its factorization.

1030111120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515055560053.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1030111120102 its reverse (2010211110301), we get a palindrome (3040322230403).

The spelling of 1030111120102 in words is "one trillion, thirty billion, one hundred eleven million, one hundred twenty thousand, one hundred two".