100121100220210 has 48 divisors (see below), whose sum is σ = 184400065848960. Its totient is φ = 39133850595840.

The previous prime is 100121100220187. The next prime is 100121100220277. The reversal of 100121100220210 is 12022001121001.

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, 698305 + ... + 14167915.

It is an arithmetic number, because the mean of its divisors is an integer number (3841668038520).

Almost surely, 2^{100121100220210} is an apocalyptic number.

100121100220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121100220210 is a deficient number, since it is larger than the sum of its proper divisors (84278965628750).

100121100220210 is an equidigital number, since it uses as much as digits as its factorization.

100121100220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13469891 (or 13469794 counting only the distinct ones).

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

Adding to 100121100220210 its reverse (12022001121001), we get a palindrome (112143101341211).

The spelling of 100121100220210 in words is "one hundred trillion, one hundred twenty-one billion, one hundred million, two hundred twenty thousand, two hundred ten".