1201102102102 has 48 divisors (see below), whose sum is σ = 2147370024240. Its totient is φ = 502097164800.

The previous prime is 1201102102087. The next prime is 1201102102111. The reversal of 1201102102102 is 2012012011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20748174 + ... + 20805982.

It is an arithmetic number, because the mean of its divisors is an integer number (44736875505).

Almost surely, 2^{1201102102102} is an apocalyptic number.

1201102102102 is a deficient number, since it is larger than the sum of its proper divisors (946267922138).

1201102102102 is a wasteful number, since it uses less digits than its factorization.

1201102102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63037 (or 63030 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1201102102102 its reverse (2012012011021), we get a palindrome (3213114113123).

The spelling of 1201102102102 in words is "one trillion, two hundred one billion, one hundred two million, one hundred two thousand, one hundred two".