11111022101002 has 64 divisors (see below), whose sum is σ = 18140004432000. Its totient is φ = 5093180322048.

The previous prime is 11111022100999. The next prime is 11111022101041. The reversal of 11111022101002 is 20010122011111.

It is a happy number.

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, 14022249 + ... + 14793427.

It is an arithmetic number, because the mean of its divisors is an integer number (283437569250).

Almost surely, 2^{11111022101002} is an apocalyptic number.

11111022101002 is a deficient number, since it is larger than the sum of its proper divisors (7028982330998).

11111022101002 is a wasteful number, since it uses less digits than its factorization.

11111022101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771415.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11111022101002 its reverse (20010122011111), we get a palindrome (31121144112113).

The spelling of 11111022101002 in words is "eleven trillion, one hundred eleven billion, twenty-two million, one hundred one thousand, two".