100121111022110 has 16 divisors (see below), whose sum is σ = 188053565050656. Its totient is φ = 38307207695328.

The previous prime is 100121111022109. The next prime is 100121111022131. The reversal of 100121111022110 is 11220111121001.

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, 217654588949 + ... + 217654589408.

It is an arithmetic number, because the mean of its divisors is an integer number (11753347815666).

Almost surely, 2^{100121111022110} is an apocalyptic number.

100121111022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121111022110 is a deficient number, since it is larger than the sum of its proper divisors (87932454028546).

100121111022110 is a wasteful number, since it uses less digits than its factorization.

100121111022110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435309178387.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100121111022110 its reverse (11220111121001), we get a palindrome (111341222143111).

The spelling of 100121111022110 in words is "one hundred trillion, one hundred twenty-one billion, one hundred eleven million, twenty-two thousand, one hundred ten".