1001200102122 has 64 divisors (see below), whose sum is σ = 2188859894784. Its totient is φ = 302780096640.

The previous prime is 1001200102087. The next prime is 1001200102171. The reversal of 1001200102122 is 2212010021001.

1001200102122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1001200102098 and 1001200102107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118579233 + ... + 118587675.

It is an arithmetic number, because the mean of its divisors is an integer number (34200935856).

Almost surely, 2^{1001200102122} is an apocalyptic number.

1001200102122 is an abundant number, since it is smaller than the sum of its proper divisors (1187659792662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001200102122 is a wasteful number, since it uses less digits than its factorization.

1001200102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11883.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001200102122 its reverse (2212010021001), we get a palindrome (3213210123123).

The spelling of 1001200102122 in words is "one trillion, one billion, two hundred million, one hundred two thousand, one hundred twenty-two".