102120201120010 has 16 divisors (see below), whose sum is σ = 183913056612072. Its totient is φ = 40826592760000.

The previous prime is 102120201119957. The next prime is 102120201120017. The reversal of 102120201120010 is 10021102021201.

It can be written as a sum of positive squares in 4 ways, for example, as 66097241460441 + 36022959659569 = 8130021^2 + 6001913^2 .

It is not an unprimeable number, because it can be changed into a prime (102120201120017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2685941041 + ... + 2685979060.

Almost surely, 2^{102120201120010} is an apocalyptic number.

102120201120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102120201120010 is a deficient number, since it is larger than the sum of its proper divisors (81792855492062).

102120201120010 is a wasteful number, since it uses less digits than its factorization.

102120201120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5371922009.

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

Adding to 102120201120010 its reverse (10021102021201), we get a palindrome (112141303141211).

The spelling of 102120201120010 in words is "one hundred two trillion, one hundred twenty billion, two hundred one million, one hundred twenty thousand, ten".