111020120001002 has 16 divisors (see below), whose sum is σ = 173786913865152. Its totient is φ = 53091601247520.

The previous prime is 111020120000981. The next prime is 111020120001013. The reversal of 111020120001002 is 200100021020111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112637699 + ... + 113619062.

It is an arithmetic number, because the mean of its divisors is an integer number (10861682116572).

Almost surely, 2^{111020120001002} is an apocalyptic number.

111020120001002 is a deficient number, since it is larger than the sum of its proper divisors (62766793864150).

111020120001002 is a wasteful number, since it uses less digits than its factorization.

111020120001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226267453.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111020120001002 its reverse (200100021020111), we get a palindrome (311120141021113).

The spelling of 111020120001002 in words is "one hundred eleven trillion, twenty billion, one hundred twenty million, one thousand, two".