121010101214 has 16 divisors (see below), whose sum is σ = 183796121520. Its totient is φ = 59747889600.

The previous prime is 121010101189. The next prime is 121010101229. The reversal of 121010101214 is 412101010121.

It is an alternating number because its digits alternate between odd and even.

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, 713759 + ... + 866874.

It is an arithmetic number, because the mean of its divisors is an integer number (11487257595).

Almost surely, 2^121010101214 is an apocalyptic number.

121010101214 is a deficient number, since it is larger than the sum of its proper divisors (62786020306).

121010101214 is a wasteful number, since it uses less digits than its factorization.

121010101214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581115.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121010101214 its reverse (412101010121), we get a palindrome (533111111335).

It can be divided in two parts, 12101010121 and 4, that multiplied together give a palindrome (48404040484).

The spelling of 121010101214 in words is "one hundred twenty-one billion, ten million, one hundred one thousand, two hundred fourteen".