211121000110102 has 16 divisors (see below), whose sum is σ = 317217789326592. Its totient is φ = 105381739534720.

The previous prime is 211121000110087. The next prime is 211121000110129. The reversal of 211121000110102 is 201011000121112.

It is a happy number.

It is a super-2 number, since 2×211121000110102² (a number of 29 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 in 7 ways as a sum of consecutive naturals, for example, 190496652 + ... + 191601712.

It is an arithmetic number, because the mean of its divisors is an integer number (19826111832912).

Almost surely, 2^{211121000110102} is an apocalyptic number.

211121000110102 is a deficient number, since it is larger than the sum of its proper divisors (106096789216490).

211121000110102 is a wasteful number, since it uses less digits than its factorization.

211121000110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266743.

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

Adding to 211121000110102 its reverse (201011000121112), we get a palindrome (412132000231214).

The spelling of 211121000110102 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred ten thousand, one hundred two".